Science May Be Described As The Art

If We Wish Our Civilization To Survive We Must Break With The Habit Of Deference To Great Men.

The Growth Of Our Knowledge Is The Result Of A Process Closely Resembling What Darwin Called 'natural Selection'; That Is, The Natural Selection Of Hypotheses: Our Knowledge Consists, At Every Moment, Of Those Hypotheses Which Have Shown Their (comparative) Fitness By Surviving So Far In Their Struggle For Existence, A Competitive Struggle Which Eliminates Those Hypotheses Which Are Unfit.

It Is Wrong And Dangerous To Extol Freedom By Telling People That They Will Certainly Be All Right Once They Are Free. The Most We Can Say Of Democracy Or Freedom Is That They Give Our Personal Abilities A Little More Influence On Our Well-being.

A Rationalist Is Simply Someone For Whom It Is More Important To Learn Than To Be Proved Right; Someone Who Is Willing To Learn From Others - Not By Simply Taking Over Another's Opinions, But By Gladly Allowing Others To Criticize His Ideas And By Gladly Criticizing The Ideas Of Others

We Know A Great Deal, But Our Ignorance Is Sobering And Boundless. With Each Step Forward, With Each Problem Which We Solve, We Not Only Discover New And Unsolved Problems, But We Also Discover That Where We Believed That We Were Standing On Firm And Safe Ground, All Things Are, In Truth, Insecure And In A State Of Flux.