Only a very few would allow creatures like us to exist. Thus our presence selects out from this vast array only those universes that are compatible with our existence. Although we are puny and insignificant on the scale of the cosmos, this makes us in a sense the lords of creation.

Without imperfection, you or I would not exist.

Women. They are a complete mystery.

So Einstein was wrong when he said, "God does not play dice." Consideration of black holes suggests, not only that God does play dice, but that he sometimes confuses us by throwing them where they can't be seen.

Although September 11 was horrible, it didn't threaten the survival of the human race, like nuclear weapons do.

If human life were long enough to find the ultimate theory, everything would have been solved by previous generations. Nothing would be left to be discovered.

Although I cannot move, and I have to speak through a computer, in my mind, I am free.