Never a bad idea to listen to Warren Buffett:
Avoid Unforced Errors and Stay Humble: Warren Buffett’s Leadership Lessons [The Wall Street Journal] – “Over dinner at one of Buffett’s favorite restaurants in Nebraska, the now-closed Piccolo Pete’s, William C. Foote witnessed the Berkshire CEO’s values in action. A fan approached Buffett to autograph a dollar bill but only had a $20.
Buffett sprang into action, asking the table if anyone had a $1 bill, saying: “I don’t want the guy to waste $19,” Foote said. “Though a truly unique capitalist celebrity, he was very humble and approachable.””