To will is to select a goal, determine a course of action that will bring one to that goal, and then hold to that action till the goal is reached. The key is action.

The world is a book, and those who do not travel read only a page.

We don't get a chance to do that many things that are really great, and that has been one of the great ones.

I'm an optimist in the sense that I believe humans are noble and honorable, and some of them are really smart.

Turn your wounds into wisdom.

The important thing is not to stop questioning. Curiosity has its own reason for existing.

Helping one person might not change the world,but it could change the world for one person.