I'd say I don't believe in God, but I'm afraid He might hear me.

The human race shouldn't have all its eggs in one basket, or on one planet. Let's hope we can avoid dropping the basket until we have spread the load.

There is no way that we can predict the weather six months ahead beyond giving the seasonal average.

Maxwell is the physicist's physicist.

I think those who have a terminal illness and are in great pain should have the right to choose to end their own life, and those that help them should be free from prosecution.

There are no black holes - in the sense of regimes from which light can't escape to infinity. There are however apparent horizons which persist for a period of time.

Science is not only a disciple of reason but, also, one of romance and passion.