Physics is, hopefully, simple. Physicists are not. - Edward Teller

We must learn to live with contradictions, because they lead to deeper and more effective understanding.

Secrecy in science does not work. Withholding information does more damage to us than to our competitors.

When you come to the end of all the light you know, and it's time to step into the darkness of the unknown, faith is knowing that one of two things shall happen: either you will be given something solid to stand on or you will be taught to fly.