Problems are not stop signs, they are guidelines.
You never know what motivates you.
To be a good loser is to learn how to win.
To know oneself, one should assert oneself.
Do not weep do not wax indignant. Understand.
The most effective way to do it, is to do it.
Be gentle to all and stern with yourself.
Expect problems and eat them for breakfast.
Who seeks shall find.
It's always too early to quit.
I think it's more important to be fit so that you can be healthy and enjoy activities than it is to have a good body.