The Threshold Is The Place Of Expectation.

Things Which Matter Most Must Never Be At The Mercy Of Things Which Matter Least.

Of The Truly Creative No One Is Ever Master; It Must Be Left To Go Its Own Way.

Toleration Ought In Reality To Be Merely A Transitory Mood. It Must Lead To Recognition. To Tolerate Is To Affront.

Without My Attempts In Natural Science, I Should Never Have Learned To Know Mankind Such As It Is. In Nothing Else Can We So Closely Approach Pure Contemplation And Thought, So Closely Observe The Errors Of The Senses And Of The Understanding, The Weak And Strong Points Of Character.

Self Knowledge Is Best Learned Not By Contemplation, But By Action.