The Rung Of A Ladder

Men Can Intoxicate Themselves With Ideas As Effectually As With Alcohol Or With Bang And Produce, Be Dint Of Serious Thinking, Mental Conditions Hardly Distinguishable From Monomania.

If The Twentieth Century Is To Be Better Than The Nineteenth, It Will Be Because There Are Among Us Men Who Walk In Priestley's Footsteps....to All Eternity, The Sum Of Truth And Right Will Have Been Increased By Their Means; To All Eternity, Falsehoods And Injustice Will Be The Weaker Because They Have Lived.

Ecclesiasticism In Science Is Only Unfaithfulness To Truth

In Matters Of The Intellect, Do Not Pretend That Conclusions Are Certain Which Are Not Demonstrated Or Demonstrable. That I Take To Be The Agnostic Faith, Which If A Man Keep Whole And Undefiled, He Shall Not Be Ashamed To Look The Universe In The Face, Whatever The Future May Have In Store For Him.

I Conceive That The Leading Characteristic Of The Nineteenth Century Has Been The Rapid Growth Of The Scientific Spirit, The Consequent Application Of Scientific Methods Of Investigation To All The Problems With Which The Human Mind Is Occupied, And The Correlative Rejection Of Traditional Beliefs Which Have Proved Their Incompetence To Bear Such Investigation.