Could We Perfect Human Nature,

Insofar As He Makes Use Of His Healthy Senses, Man Himself Is The Best And Most Exact Scientific Instrument Possible. The Greatest Misfortune Of Modern Physics Is That Its Experiments Have Been Set Apart From Man, As It Were, Physics Refuses To Recognize Nature In Anything Not Shown By Artificial Instruments, And Even Uses This As A Measure Of Its Accomplishments.

All The Knowledge I Possess Everyone Else Can Acquire, But My Heart Is All My Own.

A Man Must Cling To The Belief That The Incomprehensible Is Comprehensible; Otherwise He Would Not Try To Fathom It.

And I Like Those Authors Best Whose Scenes Describe My Own Situation In Life-- And The Friends Who Are About Me Whose Stories Touch Me With Interest, From Resembling My Own Homely Existence.

The Best Fortune That Can Fall To A Man Is That Which Corrects His Defects And Makes Up For His Failings.