Effort Supposes Resistance.

Three Elements Go To Make Up An Idea. The First Is Its Intrinsic Quality As A Feeling. The Second Is The Energy With Which It Affects Other Ideas, An Energy Which Is Infinite In The Here-and-nowness Of Immediate Sensation, Finite And Relative In The Recency Of The Past. The Third Element Is The Tendency Of An Idea To Bring Along Other Ideas With It.

But The Extraordinary Insight Which Some Persons Are Able To Gain Of Others From Indications So Slight That It Is Difficult To Ascertain What They Are, Is Certainly Rendered More Comprehensible By The View Here Taken.

The Entire Universe Is Perfused With Signs, If It Is Not Composed Exclusively Of Signs.

There Is Not A Single Truth Of Science Upon Which We Ought To Bet More Than About A Million Of Millions To One.

It Is The Man Of Science, Eager To Have His Every Opinion Regenerated, His Every Idea Rationalized, By Drinking At The Fountain Of Fact, And Devoting All The Energies Of His Life To The Cult Of Truth, Not As He Understands It, But As He Does Not Yet Understand It, That Ought Properly To Be Called A Philosopher.