I think, as you're growing up, your emotions are just as deep as they are when you're an adult. You're ability to feel lonely, longing, confused or angry are just as deep. We don't feel things more as we get older.
They're still considered Olympic eligibles, so there's never an issue whether they're going to turn pro or not. When they get to that level, money is never an issue. They make so much money now.
Maturity: Be able to stick with a job until it is finished. Be able to bear an injustice without having to get even. Be able to carry money without spending it. Do your duty without being supervised.

