I'm a mentor for affluent teens and young adults. Here are 5 lessons every parent should teach their children before college.

Maskot/Getty Images

• Barry Garapedian is a mentor for affluent teens and young adults.
• He says teens should learn to be of value to others.
• Going first and getting out of their comfort zone can help build confidence.

This as-told-to essay is based on a conversation with Barry Garapedian, author of "Winning the Game of Life: The Seven Lessons You Never Learn in School." It has been edited for length and clarity.

I used to work on Wall Street as a wealth manager...