Whenever We Propose A Solution To A

The Metaphysical Doctrine Of Determinism Simply Asserts That All Events In This World Are Fixed, Or Unalterable, Or Predetermined. It Does Not Assert That They Are Known To Anybody, Or Predictable By Scientific Means. But It Asserts That The Future Is As Little Changeable As Is The Past. Everybody Knows What We Mean When We Say That The Past Cannot Be Changed. It Is In Precisely The Same Sense That The Future Cannot Be Changed, According To Metaphysical Determinism.

Good Tests Kill Flawed Theories; We Remain Alive To Guess Again.

Appealing To His [einstein's] Way Of Expressing Himself In Theological Terms, I Said: If God Had Wanted To Put Everything Into The Universe From The Beginning, He Would Have Created A Universe Without Change, Without Organisms And Evolution, And Without Man And Man's Experience Of Change. But He Seems To Have Thought That A Live Universe With Events Unexpected Even By Himself Would Be More Interesting Than A Dead One.

Our Aim Must Be To Make Our Successive Mistakes As Quickly As Possible. To Speed Up Evolution.

The Belief In A Political Utopia Is Especially Dangerous. This Is Possibly Connected With The Fact That The Search For A Better World, Like The Investigation Of Our Environment, Is (if I Am Correct) One Of The Oldest And Most Important Of All The Instincts.