A Man Must Learn To

The True Sign Of Intelligence Is Not Knowledge But Imagination.

I Do Not Believe In Immortality Of The Individual, And I Consider Ethics To Be An Exclusively Human Concern With No Superhuman Authority Behind It.

The Sceptic Will Say, 'it May Well Be True That This System Of Equations Is Reasonable From A Logical Standpoint, But This Does Not Prove That It Corresponds To Nature.' You Are Right, Dear Sceptic. Experience Alone Can Decide On Truth.

The Idea Of A Personal God Is An Anthropological Concept Which I Am Unable To Take Seriously.

All These Primary Impulses, Not Easily Described In Words, Are The Springs Of Man's Actions.