"Memory is the diary we all carry about with us."

We must balance the need for energy with the need to protect our planet.

The universe is a machine governed by mathematical laws.

The reasonable man adapts himself to the world; the unreasonable one persists in trying to adapt the world to himself. Therefore all progress depends on the unreasonable man. )

I'm more worried about being a good person than being the best football player in the world. When all this is over, what's left is what you've achieved; what kind of person you were.