When All Experts Agree, You

Do Not Use Power To Suppress Opinions You Think Pernicious, For If You Do The Opinions Will Suppress You.

Few People Can Be Happy Unless They Hate Some Other Person, Nation, Or Creed.

If An Opinion Contrary To Your Own Makes You Angry, That Is A Sign That You Are Subsciously Aware Of Having No Good Reason For Thinking As You Do. [...] The Most Savage Controversies Are Those About Matters As To Which There Is No Good Evidence Either Way. Persecution Is Used In Theology, Not In Arithmetic, Because In Arithmetic There Is Knowledge, But In Theology There Is Only Opinion. So Whenever You Find Yourself Getting Angry About A Difference Of Opinion, Be On Your Guard; You Will Probably Find, On Examination, That Your Belief Is Going Beyond What The Evidence Warrants.

It Is Only Through Imagination That Men Become Aware Of What The World Might Be; Without It, ‘progress’ Would Become Mechanical And Trivial.

Against My Will, In The Course Of My Travels, The Belief That Everything Worth Knowing Was Known At Cambridge Gradually Wore Off. In This Respect My Travels Were Very Useful To Me.