The Secret Of Genius Is

The Man Who Is All Morality And Intellect, Although He May Be Good And Even Great, Is, After All, Only Half A Man.

The Man Of Science Has Learned To Believe In Justification, Not By Faith, But By Verification.

Books Are The Money Of Literature, But Only The Counters Of Science.

Of The Few Innocent Pleasures Left To Men Past Middle Life, The Jamming Of Common Sense Down The Throats Of Fools Is Perhaps The Keenest.

From The Dawn Of Exact Knowledge To The Present Day, Observation, Experiment, And Speculation Have Gone Hand In Hand; And, Whenever Science Has Halted Or Strayed From The Right Path, It Has Been, Either Because Its Votaries Have Been Content With Mere Unverified Or Unverifiable Speculation (and This Is The Commonest Case, Because Observation And Experiment Are Hard Work, While Speculation Is Amusing); Or It Has Been, Because The Accumulation Of Details Of Observation Has For A Time Excluded Speculation.