A 71-year-old dad shares the 22 'most useful' life lessons—'how much to tip' and handling 'rude people'
June 15, 2023 at 10:45 AM EDT
At 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.
