A Science Is Said To Be Useful

No One Has Yet Discovered Any Warlike Purpose To Be Served By The Theory Of Numbers Or Relativity, And It Seems Unlikely That Anyone Will Do So For Many Years.

No Discovery Of Mine Has Made, Or Is Likely To Make, Directly Or Indirectly, For Good Or Ill, The Least Difference To The Amenity Of The World.

I Do Not Remember Having Felt, As A Boy, Any Passion For Mathematics, And Such Notions As I May Have Had Of The Career Of A Mathematician Were Far From Noble. I Thought Of Mathematics In Terms Of Examinations And Scholarships: I Wanted To Beat Other Boys, And This Seemed To Be The Way In Which I Could Do So Most Decisively.

... Philosophy Proper Is A Subject, On The One Hand So Hopelessly Obscure, On The Other So Astonishingly Elementary, That There Knowledge Hardly Counts.

Sometimes One Has To Say Difficult Things, But One Ought To Say Them As Simply As One Knows How.