We must be as courteous to a man as we are to a picture, which we are willing to give the advantage of a good light.

Logic will get you from A to B. Imagination will take you everywhere.

Your purpose is not just about what you do; it's about who you become in the process.

I didn't try to register for you. I tried to register for myself.

Discovery consists of seeing what everybody has seen and thinking what nobody else has thought.

Quiet people have the loudest minds.

It is not the kings and generals that make history, but the masses of the people.