Perhaps nature is our best assurance of immortality.

I can not believe that war is the best solution. No one won the last war, and no one will win the next war.

I have spent many years of my life in opposition, and I rather like the role.

The things you refuse to meet today always come back at you later on, usually under circumstances which make the decision twice as difficult as it originally was.

Nobody else is going to do the things which are yours to be done in the world.

What we must learn to do is to create unbreakable bonds between the sciences and the humanities. We cannot procrastinate. The world of the future is in our making. Tomorrow is now.

It is curious how much more interest can be evoked by a mixture of gossip, romance and mystery than by facts.