All Is To Be Doubted.

I Can Doubt Everything, Except One Thing, And That Is The Very Fact That I Doubt. Simply Put - I Think, Therefore I Am

It Is To The Body Alone That We Should Attribute Everything That Can Be Observed In Us To Oppose Our Reason.

Wonder Is The First Of All The Passions.

Now Therefore, That My Mind Is Free From All Cares, And That I Have Obtained For Myself Assured Leisure In Peaceful Solitude, I Shall Apply Myself Seriously And Freely To The General Destruction Of All My Former Opinions.

Give Me Extension And Motion And I Will Construct The Universe.