All links and references from the book
This book has been extensively researched and all its claims are backed up with research and evidence. Here are all the book’s links and references.
1 Milton Friedman, “The business of business is business”: http://www.nytimes.com/1970/09/13/archives/a-friedman-doctrine-the-social-responsibility-of-business-is-to.html
2 Epicurus on friendship: https://plato.stanford.edu/entries/epicurus/
3 Epicurus on virtue as a path to happiness: http://classics.mit.edu/Epicurus/princdoc.html
4 Epicurus on why you shouldn’t fear death: http://classics.mit.edu/Epicurus/menoec.html
5 Epicurus accused of orgies: https://fee.org/articles/what-epicurus-canteach-us-about-freedom-and-happiness/
6 Løgstrup’s ethical demand: https://en.wikipedia.org/wiki/Knud_Ejler_L%C3%B8gstrup#The_Ethical_Demand
7 A scary example of conformity—Asch’s conformity experiment: https://www.youtube.com/watch?v=TYIh4MkcfJA
8 An even scarier example of how a toxic culture creates toxic behavior— The Stanford Prison Experiment: https://www.youtube.com/watch? v=sZwfNs1pqG0
9 The Milgram Experiment: https://nature.berkeley.edu/ucce50/ag-labor/7article/article35.htm
10 IKEA’s company vision: http://www.ikea.com/ms/en_SG/about_ikea/our_business_idea/index.html
11 Positive psychology: https://ppc.sas.upenn.edu/
12 Nearly half of variance in happiness can be accounted for by genetic factors: https://mctfr.psych.umn.edu/research/happiness.html
13 You can raise your long-term happiness over time: http://sonjalyubomirsky.com/wpcontent/themes/sonjalyubomirsky/papers/LSS2005.pdf
14 Happy people experience frequent positive emotions: https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3126102/
15 Barbara Fredrickson’s Broaden and Build Theory: https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3122271/
16 Positive emotions make us more creative: https://hbr.org/2011/05/thepower-of-small-wins
17 Positive emotions cause better health: http://www.tandfonline.com/doi/abs/10.1080/17437190701492486
18 In aging twins, the happier twin lives longer: https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3105329/
19 How emotional states affect people: https://www.ncbi.nlm.nih.gov/pubmed/16351326
20 Satisfaction has fewer beneficial effects than positive emotions: https://www.princeton.edu/~kahneman/docs/Publications/Living_DK_ JR_2005.pdf
21 Measuring happiness: https://internal.psychology.illinois.edu/~ediener/scales.html
22 Emotional contagion in meetings: http://web.media.mit.edu/~tod/media/pdfs/EmotionalContagion.pdf
23 Negativity bias—bad is stronger than good: http://assets.csom.umn.edu/assets/71516.pdf
24 The brain is like velcro for negative experiences: https://www.ncbi.nlm.nih.gov/pubmed/15701224
25 Gratitude makes us happier: http://www.health.harvard.edu/newsletter_article/in-praise-ofgratitude
26 Berkeley’s Great Good in Action Center: https://ggia.berkeley.edu/
27 The Grant Longitudinal Study: https://www.theatlantic.com/magazine/archive/2013/05/thanksmom/309287/
28 Warm relationships matter more than IQ for lifetime income: https://www.amazon.com/Triumphs-Experience-Harvard-GrantStudy/dp/0674059824
29 Helping behavior in toddlers: https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3088085/
30 Devastatingly cute video of helping toddlers: https://www.youtube.com/watch?v=aS-QLB8ELyk
31 Neuroscience enhances our understanding of happiness: https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3008658/
32 Mirror neurons: http://www.apa.org/monitor/oct05/mirror.aspx
33 Social isolation lights up the brain the same way as physical pain: https://www.ncbi.nlm.nih.gov/pubmed/22286852
34 Happiness is intensely social: https://greatergood.berkeley.edu/article/item/the_neuroscience_of_happiness
35 Our brains are hardwired to do the right thing: https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3163302/
36 Men derive pleasure from seeing cheaters punished: https://www.newscientist.com/article/dn8605-brain-scans-revealmens-pleasure-in-revenge/
37 Herb Kelleher—“What drives me is to do right by other people and to serve them with excellence”: https://youtu.be/wxyC3Ywb9yc?t=24m
38 Faking happiness at work makes people less happy and more stressed: https://www.ncbi.nlm.nih.gov/pmc/articles/PMC1420709/
39 Positive thinking doesn’t work: https://hbr.org/2014/10/stop-being-sopositive
40 Managers’ moods directly impact employees: http://twincities.bizjournals.com/twincities/stories/2006/02/20/daily30.html
41 Unhappy workers are less happy in life: http://www.tandfonline.com/doi/abs/10.1207/s15324834basp0101_4
42 Unhappy workers gain weight: http://www.ncbi.nlm.nih.gov/pubmed/24351544
43 Unhappiness at work harms relationships: http://metro.co.uk/2012/04/10/womens-sex-lives-ruined-by-job-stressclaims-new-study-382318/
44 Unhappy workers have higher risk of depression: http://onlinelibrary.wiley.com/doi/10.1348/096317909X478557/abstract
45 Unhappy workers have higher risk of heart attacks: https://www.ncbi.nlm.nih.gov/pubmed/26238744
46 Unhappy workers have higher risk of strokes: https://www.webmd.com/stroke/news/20151014/job-stress-tied-tostroke-risk-study-suggests
47 Unhappy workers more at risk for cancer: http://news.bbc.co.uk/2/hi/health/763401.stm
48 Bosses are generally happier than employees: http://www.pewsocialtrends.org/2014/01/09/why-its-great-to-be-theboss/
49 Bosses have more autonomy, control and opportunities to learn: http://publications.jrc.ec.europa.eu/repository/bitstream/JRC59720/re qno_jrc59720_managers_happier_eur_report_final.pdf
50 Sitting down all day is bad for you: https://opinionator.blogs.nytimes.com/2010/02/23/stand-up-whileyou-read-this/
51 Physical activity improves job performance: https://hbr.org/2014/10/regular-exercise-is-part-of-your-job
52 Find a form of exercise you enjoy: https://link.springer.com/article/10.1007%2Fs11002-014-9301-6
53 “I prioritize sleep”: http://www.huffingtonpost.com/2015/02/17/importance-ofsleep_n_6697650.html
54 Sleep deprivation carries tremendous costs: https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3564638/
55 Leaders who sleep badly mistreat employees: https://hbr.org/2014/11/research-your-abusive-boss-is-probably-aninsomniac
56 Sleep classes at Next Jump: http://www.huffingtonpost.com/charliekim/sleep-is-a-companys-probl_b_9668834.html
57 Introverts are happier when they’re in the company of other people: https://www.psychologytoday.com/blog/web-loneliness/201406/yes-itstrue-introverts-are-less-happy-extroverts
58 The best thing a manager can do to prevent work stress is to develop good relationships with the employees at work: https://www.bi.edu/research/business-review/articles/2014/08/lessstress-when-work-relationships-are-good/
59 The benefits of keeping a work journal: https://hbr.org/2007/05/innerwork-life-understanding-the-subtext-of-business-performance
60 The benefits of keeping a work journal: https://hbr.org/2011/04/four-reasons-to-keep-a-work-di
61 Negative cognitive effects of time scarcity: http://www.apa.org/monitor/2014/02/scarcity.aspx
62 In praise of slack: Time is of the essence: https://www.jstor.org/stable/4165766
63 CNN article with terrible advice from famous leaders on how to kill yourself with overwork: http://money.cnn.com/2006/03/02/news/newsmakers/howiwork_fortune_032006/index.htm
64 Leaders are available 72 hours a week on average: http://www.ccl.org/leadership/pdf/research/AlwaysOn.pdf
65 Working 55 hours a week increases risk of stroke by 33%: http://www.theguardian.com/lifeandstyle/2015/aug/20/workinglonger-hours-increases-stroke-risk
66 Overwork doesn’t result in higher output: https://hbr.org/2015/08/theresearch-is-clear-long-hours-backfire-for-people-and-for-companies
67 Herb Kelleher: Employees are job one: https://youtu.be/wxyC3Ywb9yc?t=27m
68 People with bad workplace relationships had a 240% increased risk of dying from heart disease: https://www.ncbi.nlm.nih.gov/pubmed/21553970
69 Southwest Airlines choose managers with great relationship skills: Systemic Change Management: The Five Capabilities for Improving Enterprises By G. Roth, A. DiBella
70 Happy employees lead to higher customer loyalty, sales and growth: https://hbr.org/2008/07/putting-the-service-profit-chain-to-work
71 A positive environment will lead to dramatic benefits for employers, employees, and the bottom line: https://hbr.org/2015/12/proof-thatpositive-work-cultures-are-more-productive
72 Positive feedback makes us happier, less stressed, and more productive: https://papers.ssrn.com/sol3/papers.cfm?abstract_id=2662057
73 Study of unhappiness at work: https://woohooinc.com/happiness-atwork/study-bad-work-days-how-common-are-they-and-what-makes-them-bad/
74 Recognition builds identity and relationships: https://plato.stanford.edu/entries/recognition/
75 Valve’s employee handbook: http://www.valvesoftware.com/company/Valve_Handbook_LowRes.pdf
76 Ajax football talent spotter looks for kids who love the game: http://www.nytimes.com/2010/06/06/magazine/06Soccer-t.html
77 Consequences of bullying: https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4382139/
78 Non-Violent Communication: http://www.nonviolentcommunication.com/
79 Ben and Jerry’s flavor graveyard: http://www.benjerry.com/flavors/flavor-graveyard
80 Happy employees make customers happier through emotional contagion: http://bear.warrington.ufl.edu/weitz/mar7786/Articles/Hennig-Thurau%202006%20emotional%20labor.pdf
81 WD-40 highlights users’ best tips: https://wd40.com/uses-tips
82 Innocent Drink’s Big Knit: http://www.thebigknit.co.uk/
83 Meet the knitter: http://www.thebigknit.co.uk/meet-the-knitters
84 Southwest Airlines employee regularly breaks out his ukulele: https://southwest.fm/southwest-music-scene/a-man-and-a-ukulele/
86 Craigslist’s founder Craig Newmark on his main role being in customer support: https://www.quora.com/Who-made-you-the-person-you-are-today/answer/Craig-Newmark-1
87 DaVita employee finds “Big Mama” after Katrina: http://www.nxtbook.com/nxtbooks/davita/2007fall/index.php? startid=11#/10
88 Southwest Airlines holds plane for family of murder victim: http://www.elliott.org/blog/southwest-airlines-pilot-holds-plane-for-murder-victims-family/
89 Southwest spokesperson on holding a plane for family of a murder victim: http://edition.cnn.com/2011/TRAVEL/01/14/southwest.pilot.holds.flight/index.html
90 Patagonia ad “Don’t Buy This Jacket”: https://www.patagonia.com/blog/2011/11/dont-buy-this-jacket-black-friday-and-the-new-york-times/
91 The B Corp Movement: https://www.bcorporation.net/
92 Ben and Jerry’s on Fairtrade and treating suppliers well: http://www.benjerry.com/values/issues-we-care-about/fairtrade
93 The legendary Zappos Vendor Party: http://www.zappos.com/about/untamed-circus
94 Analysts tell Costco to stop treating employees so well: http://www.nytimes.com/2005/07/17/business/yourmoney/how-costco-became-the-antiwalmart.html
95 Shareholders do not own the company: https://www.ft.com/content/7bd1b20a-879b-11e5-90de-f44762bf9896
96 Southwest Airlines CEO shares moving story at shareholders meeting: https://www.youtube.com/watch?v=VOkwtB5SLVY
97 Companies who do layoffs in tough times recover more slowly: https://hbr.org/2007/07/layoffs-evidence-on-costs-and
98 The power struggle at Market Basket: https://en.wikipedia.org/wiki/DeMoulas_Market_Basket
99 The triumphant speech Demoulas gave to employees after coming back as CEO of Market Basket: https://www.youtube.com/watch?v=-0vYmy7tIPs
100 Bob Chapman’s TEDx Speech on Truly Human Leadership: https://www.youtube.com/watch?v=njn-lIEv1LU
101 Ancient Greek attitudes towards work: http://workethic.coe.uga.edu/hatcp.html
102 Leaders say most important leadership skill is to inspire and motivate others: https://hbr.org/2014/07/the-skills-leaders-need-at-every-level