Live Truth Instead Of Professing It.

It Does Not Take Much Strength To Do Things, But It Requires Great Strength To Decide On What To Do.

As A Rule, The Man Who Can Do All Things Equally Well Is A Very Mediocre Individual.

Progress Comes From The Intelligent Use Of Experience.

In The Life Of Darwin By His Son, There Is Related An Incident Of How The Great Naturalist Once Studied Long As To Just What A Certain Spore Was. Finally He Said, "it Is This, For If It Isn't, Then What Is It?" And All During His Life He Was Never Able To Forget That He Had Been Guilty Of This Unscientific Attitude, For Science Is Founded On Certitude, Not Assumption.

Wealth Is An Engine That Can Be Used For Power, If You Are An Engineer; But To Be Tied To The Fly Wheel Of An Engine Is Rather A Misfortune.