The primary regret of older individuals is that they spent too much time worrying about the opinions of others rather than checking in with their own needs and energy levels.

“When we asked our original participants in our study, "You're 80 years old now. When you look back on your life, what do you regret the most?" More than anything, many of them said, "I wish I hadn't spent so much time worrying about what other people thought."”