Human beings are not condemned, because of their biological constitution, to annihilate each other or to be at the mercy of a cruel, self-inflicted fate.

If the workers of this world, men and women, decide not to manufacture and transport ammunition, it would end war for all time. We must do that. Dedicate our lives to drying up the source of war; ammunition factories.

You are the only person I know who has the same attitude towards physics as I have: belief in the comprehension of reality through something basically simple and unified... It seems hard to sneak a look at God's cards. But that He plays dice and uses 'telepathic' methods... is something that I cannot believe for a single moment.

Falling in love is not at all the most stupid thing that people do - but gravitation cannot be held responsible for it.

Innovation is everyones responsibility, not just R&Ds.

What really interests me is whether God had any choice in the creation of the World.

Imagination is more important than knowledge.