Is it really that important to make your bed? What’s the benefit of hiring a lazy person? And how many cups of spinach can Mike fit in a red Solo cup?  Take the Big Five inventory: freakonomics.com/bigfive SOURCES:David Barack, philosopher and neuroscientist at the University of Pennsylvania.Randall Bell, socio-economist and C.E.O. of Landmark Research Group.Julia Cameron, author, poet, songwriter, filmmaker, and playwright.Charles Duhigg, journalist and author.Guy Kawasaki, author and Silicon Valley venture capitalist.William McRaven, professor of national security at the University of Texas at Austin and retired Admiral in the United States Navy. RESOURCES:"Large Studies Reveal How Reference Bias Limits Policy Applications of Self-Report Measures," by Benjamin Lira, Joseph M. O’Brien, Pablo A. Peña, Brian M. Galla, Sidney D’Mello, David S. Yeager, Amy Defnet, Tim Kautz, Kate Munkacsy, and Angela Duckworth (Nature: Scientific Reports, 2022)."Too Much of a Good Thing? Exploring the Inverted-U Relationship Between Self-Control and Happiness," by Christopher Wiese, Louis Tay, Angela Duckworth, Sidney D'Mello, Lauren Kuykendall, Wilhelm Hofmann, Roy Baumeister, and Kathleen Vohs (Journal of Personality, 2018)."7 ‘Rich Habits’ of Highly Successful People, From a Man Who Studied Them for 25 Years," by Kathleen Elkins (CNBC, 2017).Make Your Bed: Little Things That Can Change Your Life...And Maybe the World, by William McRaven (2017).The Power of Habit: Why We Do What We Do in Life and Business, by Charles Duhigg (2012)."Who Does Well in Life? Conscientious Adults Excel in Both Objective and Subjective Success," by Angela Duckworth, David Weir, Eli Tsukayama, and David Kwok (Frontiers in Psychology, 2012).The Artist's Way: A Spiritual Path to Higher Creativity, by Julia Cameron (1992). EXTRAS:Big Five Personality Inventory, by No Stupid Questions (2024)."Personality: The Big Five," series by No Stupid Questions (2024)."Angela Duckworth: The Gritty Road to Growth," by Guy Kawasaki's Remarkable People (2024)."How to Have Great Conversations," by People I (Mostly) Admire (2024).