Science does not have a moral dimension. It is like a knife. If you give it to a surgeon or a murderer, each will use it differently.

Man belongs wherever he wants to go - and he'll do plenty well when he gets there.

Nature does not know extinction; all it knows is transformation. ... Everything science has taught me-and continues to teach me-strengthens my belief in the continuity of our spiritual existence after death. Nothing disappears without a trace.

For me, the idea of a creation is not conceivable without invoking the necessity of design. One cannot be exposed to the law and order of the universe without concluding that there must be design and purpose behind it all.

Everybody knows what the moon is, everybody knows what this decade is, and everybody can tell a live astronaut who returned from the moon from one who didn't

Science does not have a moral dimension. It is like a knife. If you give it to a surgeon or a murderer, each will use it differently.

A good engineer gets stale very fast if he doesn't keep his hands dirty.