Contrary To The Outstanding Work Of Art,

[great Scientists] Are Men Of Bold Ideas, But Highly Critical Of Their Own Ideas: They Try To Find Whether Their Ideas Are Right By Trying First To Find Whether They Are Not Perhaps Wrong. They Work With Bold Conjectures And Severe Attempts At Refuting Their Own Conjectures.

It Is Part Of My Thesis That All Our Knowledge Grows Only Through The Correcting Of Our Mistakes.

It Is Complete Nihilism To Propose Laying Down Arms In A World Where Atom Bombs Are Around. It Is Very Simple: There Is No Way Of Achieving Peace Other Than With Weapons.

We Never Know What We Are Talking About.

If You Know That Things Are Bound To Happen Whatever You Do, Then You May Feel Free To Give Up The Fight Against Them.