Man is not sum of what he has already, but rather the sum of what he does not yet have, of what he could have.

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

Success is not about seeking constant external validation; it's about having confidence in yourself and your abilities to overcome challenges and achieve your goals.

Give a man a fish and you feed him for a day. Teach him how to fish and you feed him for a lifetime.

Life is not meant to be easy, my child; but take courage: it can be delightful.

The only thing worse than being blind is having sight but no vision.

Education is what remains after one has forgotten what one has learned in school.