JOHN VESPASIAN is the author of fifteen books, including “When everything fails, try this” (2009), “Rationality is the way to happiness” (2009), “The philosophy of builders” (2010), “The 10 principles of rational living” (2012), “Rational living, rational working” (2013), “Consistency: The key to permanent stress relief” (2014), “On becoming unbreakable” (2015), “Thriving in difficult times” (2016), “Sequentiality: The amazing power of finding the right sequence of steps” (2017), “Undisrupted: How highly effective people deal with disruptions” (2019), “Asymmetry: The shortcut to success when success seems impossible” (2020), “Against all odds: How to achieve great victories in desperate times”(2022), “Longevity: The keys to staying healthy and living extraordinarily long” (2023), “Causality: Aristotle’s life and ideas” (2024), and “Foresight: Schopenhauer’s life and ideas” (2024).