Save water. Shower with your girlfriend.

The progress of the human race in understanding the universe has established a small corner of order in an increasingly disordered universe.

I believe in the possible. I believe, small though we are, insignificant though we may be, we can reach a full understanding of the universe. You were right when you said you felt small, looking up at all that up there. We are very, very small, but we are profoundly capable of very, very big things.

Scientists have become the bearers of the torch of discovery in our quest for knowledge.

I'm not afraid of death, but I'm in no hurry to die. I have so much I want to do first.

Time travel used to be thought of as just science fiction, but Einstein's general theory of relativity allows for the possibility that we could warp space-time so much that you could go off in a rocket and return before you set out.

Succeed in spite of management.