The chief function of the body is to carry the brain around.

I do not believe in the God of the theologians; but that there is a Supreme Intelligence I do not doubt.

I start where the last man left off.

I am both pleased but astonished by the fact that mankind has not yet begun to use all the means and devices that are available for destruction. I hope that such weapons are never manufactured in quantity.

Seeming to do is not doing.

We haven't failed. We now know a thousand things that won't work, so we are much closer to finding what will.

I am much less interested in what is called God's word than in God's deeds. All bibles are man-made.