We Are The Sum Of

Metaphysics Is Universal And Is Exclusively Concerned With Primary Substance. ... And Here We Will Have The Science To Study That Which Is, Both In Its Essence And In The Properties Which It Has.

The Male Has More Teeth Than The Female In Mankind, And Sheep And Goats, And Swine. This Has Not Been Observed In Other Animals. Those Persons Which Have The Greatest Number Of Teeth Are The Longest Lived; Those Which Have Them Widely Separated, Smaller, And More Scattered, Are Generally More Short Lived.

I Will Not Allow The Athenians To Sin Twice Against Philosophy.

Character Is Determined By Choice, Not Opinion.

The Society That Loses Its Grip On The Past Is In Danger, For It Produces Men Who Know Nothing But The Present, And Who Are Not Aware That Life Had Been, And Could Be, Different From What It Is.