We Never Know What We Are Talking

I Remained A Socialist For Several Years, Even After My Rejection Of Marxism; And If There Could Be Such A Thing As Socialism Combined With Individual Liberty, I Would Be A Socialist Still. For Nothing Could Be Better Than Living A Modest, Simple, And Free Life In An Egalitarian Society.

The Defence Of Democracy Must Consist In Making Anti-democratic Experiences Too Costly For Those Who Try Them; Much More Costly Than A Democratic Compromise

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.

A System Such As Classical Mechanics May Be 'scientific' To Any Degree You Like; But Those Who Uphold It Dogmatically - Believing, Perhaps, That It Is Their Business To Defend Such A Successful System Against Criticism As Long As It Is Not Conclusively Disproved - Are Adopting The Very Reverse Of That Critical Attitude Which In My View Is The Proper One For The Scientist.

No Book Can Ever Be Finished. While Working On It We Learn Just Enough To Find It Immature The Moment We Turn Away From It