I Think; Therefore I Am.

He Who Hid Well, Lived Well.

Some Years Ago I Was Struck By The Large Number Of Falsehoods That I Had Accepted As True In My Childhood, And By The Highly Doubtful Nature Of The Whole Edifice That I Had Subsequently Based On Them. I Realized That It Was Necessary, Once In The Course Of My Life, To Demolish Everything Completely And Start Again Right From The Foundations If I Wanted To Establish Anything At All In The Sciences That Was Stable And Likely To Last.

Common Sense Is The Best Distributed Thing In The World, For We All Think We Possess A Good Share Of It.

Reason Is Nothing Without Imagination.

You Just Keep Pushing. You Just Keep Pushing. I Made Every Mistake That Could Be Made. But I Just Kept Pushing.