Courage, Garrulousness And The Mob

Do Not Commence Your Exercises In Philosophy In Those Regions Where An Error Can Deliver You Over To The Executioner.

Reason Now Gazes Above The Realm Of The Dark But Warm Feelings As The Alpine Peaks Do Above The Clouds. They Behold The Sun More Clearly And Distinctly, But They Are Cold And Unfruitful.

All Mathematical Laws Which We Find In Nature Are Always Suspect To Me, In Spite Of Their Beauty. They Give Me No Pleasure. They Are Merely Auxiliaries. At Close Range It Is All Not True.

A Book Which, Above All Others In The World, Should Be Forbidden, Is A Catalogue Of Forbidden Books.

Never Undertake Anything Unless You Have The Heart To Ask Heaven's Blessing On Your Undertaking.