What you do makes a difference, and you have to decide what kind of difference you want to make.

Being successful doesn't mean anything in and of itself. It just means that you're successful.

What you do makes a difference, and you have to decide what kind of difference you want to make.

It’s better to look ahead and prepare, than to look back and regret.

Always be a first-rate version of yourself, instead of a second-rate version of somebody else.

Judge nothing, you will be happy. Forgive everything, you will be happier.

Many are the wonders of the world, and none so wonderful as man.

If you feel you are in a black hole, don't give up. There's a way out.

Only one mountain can know the core of another mountain.

Every noble work is at first impossible.

The older I get, the greater power I seem to have to help the world.

The best friend is he that, when he wishes a person's good, wishes it for that person's own sake.