What I regret most in my life are failures of kindness.

The discovery of 51 Pegasi b was a turning point in astronomy, proving that planets could exist around sun-like stars.

Tomorrow will be better for as long as America keeps alive the ideals of freedom and a better life.

The best way to predict the future is to create it.

I'm not going to compare myself to anybody. I'm going to do the best I can do. I'm going to work as hard as I can work. And I'm going to be the best that I can be.

The truth is a slippery thing, especially in the dark.

The key to understanding life is to understand the interactions between its components.