Conviction Is A Good Motive, But A

Conceptions Without Experience Are Void; Experience Without Conceptions Is Blind.

Knowledge Of What Is Does Not Open The Door Directly To What Should Be.

It Is Not By Sitting Still At A Grand Distance And Calling The Human Race Larvae That Men Are To Be Helped.

Without Deep Reflection One Knows From Daily Life That One Exists For Other People.

Had I Known That The Germans Would Not Succeed In Producing An Atomic Bomb, I Would Not Have Lifted A Finger.