Death seems to have been a rather late invention in evolution. One can go a long way in evolution before encountering an authentic corpse.

Dropping those atomic bombs on Hiroshima and Nagasaki was a war crime.

The trouble with most of the things that people want is that they get them.

Science goes from question to question; big questions, and little, tentative answers. The questions as they age grow ever broader, the answers are seen to be more limited.

I think all of you know there is no adequate defense against massive nuclear attack.

I am growing old, and my future, so to speak, is already behind me.

Civilization will end within 15 or 30 years unless immediate action is taken against problems facing mankind.