Mankind Is Divided Into Two Classes: Those

Laughter Is The Most Inexpensive And Most Effective Wonder Drug. Laughter Is A Universal Medicine.

Science, By Itself, Cannot Supply Us With An Ethic. It Can Show Us How To Achieve A Given End, And It May Show Us That Some Ends Cannot Be Achieved. But Among Ends That Can Be Achieved Our Choice Must Be Decided By Other Than Purely Scientific Considerations. If A Man Were To Say, "i Hate The Human Race, And I Think It Would Be A Good Thing If It Were Exterminated," We Could Say, "well, My Dear Sir, Let Us Begin The Process With You." But This Is Hardly Argument, And No Amount Of Science Could Prove Such A Man Mistaken.

All Serious Innovation Is Only Rendered Possible By Some Accident Enabling Unpopular Persons To Survive.

Experience Has Taught Me A Technique For Dealing With Such People [...] I Counter The Devotees Of The Great Pyramid By Adoration Of The Sphinx; And The Devotee Of Nuts By Pointing Out That Hazelnuts And Walnuts Are As Deleterious As Other Foods And Only Brazil Nuts Should Be Tolerated. But When I Was Younger I Had Not Yet Acquired This Technique, With The Result That My Contacts With Cranks Were Sometimes Alarming.

None Of Our Beliefs Are Quite True; All Have At Least A Penumbra Of Vagueness And Error.