I Was Convinced That Our Beliefs Are

Except Our Own Thoughts, There Is Nothing Absolutely In Our Power.

Human Wisdom Remains Always One And The Same Although Applied To The Most Diverse Objects And It Is No More Changed By Their Diversity Than The Sunshine Is Changed By The Variety Of Objects Which It Illuminates.

I Did Not Imitate The Skeptics Who Doubt Only For Doubting's Sake, And Pretend To Be Always Undecided; On The Contrary, My Whole Intention Was To Arrive At A Certainty, And To Dig Away The Drift And The Sand Until I Reached The Rock Or The Clay Beneath.

In Philosophy, When We Make Use Of False Principles, We Depart The Farther From The Knowledge Of Truth And Wisdom Exactly In Proportion To The Care With Which We Cultivate Them, And Apply Ourselves To The Deduction Of Diverse Consequences From Them, Thinking That We Are Philosophizing Well, While We Are Only Departing The Farther From The Truth; From Which It Must Be Inferred That They Who Have Learned The Least Of All That Has Been Hitherto Distinguished By The Name Of Philosophy Are The Most Fitted For The Apprehension Of Truth.

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