To Be Able To Concentrate For A

Mankind Is Divided Into Two Classes: Those Who, Being Artificial, Praise Nature, And Those Who, Being Natural, Praise Art.

Fear Is The Parent Of Cruelty, And Therefore It Is No Wonder If Cruelty And Religion Go Hand In Hand.

Mathematics Takes Us Into The Region Of Absolute Necessity, To Which Not Only The Actual Word, But Every Possible Word, Must Conform.

As I Grew Up I Became Increasingly Interested In Philosophy, Or Which [his Family] Profoundly Disapproved. Everytime The Subject Came Up They Repeated With Unfailing Regularity, "what Is Mind? No Matter. What Is Matter? Never Mind." After Some Fifty Or Sixty Repititions, This Remark Ceased To Amuse Me.

To Avoid The Various Foolish Opinions To Which Mankind Are Prone, No Superhuman Genius Is Required. A Few Simple Rules Will Keep You, Not From All Error, But From Silly Error.