Never feel sad on losing anything in your life, because when a tree loses its leaf, a new leaf is ready to take its place.

I wasn't trying to win the race, I was just trying to finish it.

Lots of people want to ride with you in the limo, but what you want is someone who will take the bus with you when the limo breaks down

One thing only I know, and that is that I know nothing.

Think for yourselves and let others enjoy the privilege to do so too.

Pure mathematics is, in its way, the poetry of logical ideas.

I learned that courage was not the absence of fear, but the triumph over it.