There Is No History, Only

We Do Not Know. We Can Only Guess.

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

We Have The Right Not To Tolerate The Intolerant. We Should Tolerate Even Them Whenever We Can Do So Without Running A Great Risk; But The Risk May Become So Great That We Cannot Allow Ourselves The Luxury.

In So Far As A Scientific Statement Speaks About Reality, It Must Be Falsifiable; And In So Far As It Is Not Falsifiable, It Does Not Speak About Reality.

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