What Really Makes Science Grow

There Will Be Well-testable Theories, Hardly Testable Theories, And Non-testable Theories. Those Which Are Non-testable Are Of No Interest To Empirical Scientists. They May Be Described As Metaphysical.

No Rational Argument Will Have A Rational Effect On A Man Who Does Not Want To Adopt A Rational Attitude.

I May Be Wrong And You May Be Right, And By An Effort, We May Get Nearer To The Truth

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.

We Must Plan For Freedom, And Not Only For Security, If For No Other Reason Than Only Freedom Can Make Security More Secure.