Logic Must No More Admit A Unicorn

To Teach How To Live Without Certainty And Yet Without Being Paralysed By Hesitation Is Perhaps The Chief Thing That Philosophy, In Our Age, Can Do For Those Who Study It.

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.

At The Age Of Eleven, I Began Euclid, With My Brother As My Tutor. This Was One Of The Great Events Of My Life, As Dazzling As First Love. I Had Not Imagined There Was Anything So Delicious In The World. From That Moment Until I Was Thirty-eight, Mathematics Was My Chief Interest And My Chief Source Of Happiness.

... The Word "theory" ... Was Originally An Orphic Word, Which Cornford Interprets As "passionate Sympathetic Contemplation" ... For Pythagoras, The "passionate Sympathetic Contemplation" Was Intellectual, And Issued In Mathematical Knowledge ... To Those Who Have Reluctantly Learnt A Little Mathematics In School This May Seem Strange; But To Those Who Have Experienced The Intoxicating Delight Of Sudden Understanding That Mathematics Gives, From Time To Time, To Those Who Love It, The Pythagorean View Will Seem Completely Natural.

Good Nature Is, Of All Moral Qualities, The One That The World Needs Most, And Good Nature Is The Result Of Ease And Security, Not Of A Life Of Arduous Struggle.