We Cannot Begin With Complete Doubt.

Truly, That Reason Upon Which We Plume Ourselves, Though It May Answer For Little Things, Yet For Great Decisions Is Hardly Surer Than A Toss Up.

The One [the Logician] Studies The Science Of Drawing Conclusions, The Other [the Mathematician] The Science Which Draws Necessary Conclusions.

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.

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

The Pragmatist Knows That Doubt Is An Art Which Hs To Be Acquired With Difficulty.