Cruelty Is, In Theory, A Perfectly Adequate

So Far I Have Been Speaking Of Theoretical Science, Which Is An Attempt To Understand The World. Practical Science, Which Is An Attempt To Change The World, Has Been Important From The First, And Has Continually Increased In Importance, Until It Has Almost Ousted Theoretical Science From Men's Thoughts.

A Habit Of Basing Convictions Upon Evidence, And Of Giving To Them Only That Degree Or Certainty Which The Evidence Warrants, Would, If It Became General, Cure Most Of The Ills From Which The World Suffers.

The First Man Who Said "fire Burns" Was Employing Scientific Method, At Any Rate If He Had Allowed Himself To Be Burnt Several Times. This Man Had Already Passed Through The Two Stages Of Observation And Generalization. He Had Not, However, What Scientific Technique Demands - A Careful Choice Of Significant Facts On The One Hand, And, On The Other Hand, Various Means Of Arriving At Laws Otherwise Than My Mere Generalization.

At The Age Of Eleven, I Began Euclid, With My Brother As My Tutor. ... I Had Not Imagined That There Was Anything So Delicious In The World. After I Had Learned The Fifth Proposition, My Brother Told Me That It Was Generally Considered Difficult, But I Had Found No Difficulty Whatsoever. This Was The First Time It Had Dawned On Me That I Might Have Some Intelligence.

Stupidity And Unconscious Bias Often Work More Damage Than Venality.