To be a good loser is to learn how to win.
If you're going through hell, keep going.
Begin to be now what you will be hereafter.
Never complain and never explain.
The most effective way to do it, is to do it.
Expect problems and eat them for breakfast.
Be kind whenever possible. It is always possible.
If you think you can do it, you can.
If you've got a talent, protect it.
You never know what motivates you.
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.