Ten Great Songs of Wealth and Poverty, Happiness and Having “Enough!”In his new book, “The Psychology of Money,” Morgan Housel relates a story told by the late, great Jack Bogle, founder of Vanguard Funds.Q3 2020 hedge fund letters, conferences and moreJack joined author Joseph Heller at a party in the palatial home of a hedge fund manager.This financial titan earned more money in a single day than Heller ever reaped from his classic, bestselling novel of men at war, “Catch-22.”Amidst the splendor of the evening Heller remarked that he could always have something their host never could:“Enough…