71-year-old shares the 22 'most useful' life lessons for young people—'how much to tip' and handling 'rude people'
www.cnbc.com/2023/06/15/71-year-old-father-shares-most-useful-life-lessons-how-much-to-tip-and-how-to-respond-to-rude-people.htmlAt 71 years old, bestselling author Kevin Kelly has accomplished a lot. He shares the most useful life lessons he wishes he knew earlier, including how much to tip, what to do when someone is rude to you, and how to be happy.