Divide Each Difficulty At Hand Into As

Even The Mind Depends So Much On Temperament And The Disposition Of One's Bodily Organs That, If It Is Possible To Find A Way To Make People Generally More Wise And More Skilful Than They Have Been In The Past, I Believe That We Should Look For It In Medicine. It Is True That Medicine As It Is Currently Practiced Contains Little Of Much Use.

The First Precept Was Never To Accept A Thing As True Until I Knew It As Such Without A Single Doubt.

I Accept No Principles Of Physics Which Are Not Also Accepted In Mathematics.

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

The Nature Of Matter, Or Body Considered In General, Consists Not In Its Being Something Which Is Hard Or Heavy Or Coloured, Or Which Affects The Senses In Any Way, But Simply In Its Being Something Which Is Extended In Length, Breadth And Depth.