In Detective Stories . . . I

The Examination System, And The Fact That Instruction Is Treated Mainly As A Training For A Livelihood, Leads The Young To Regard Knowledge From A Purely Utilitarian Point Of View As The Road To Money, Not As The Gateway To Wisdom.

Although This May Seem A Paradox, All Exact Science Is Dominated By The Idea Of Approximation. When A Man Tells You That He Knows The Exact Truth About Anything, You Are Safe In Inferring That He Is An Inexact Man. Every Careful Measurement In Science Is Always Given With The Probable Error ... Every Observer Admits That He Is Likely Wrong, And Knows About How Much Wrong He Is Likely To Be.

Advocates Of Capitalism Are Very Apt To Appeal To The Sacred Principles Of Liberty, Which Are Embodied In One Maxim: The Fortunate Must Not Be Restrained In The Exercise Of Tyranny Over The Unfortunate.

Fools And Fanatics Are Always So Certain Of Themselves.

Whenever One Finds Oneself Inclined To Bitterness, It Is A Sign Of Emotional Failure.