Whenever We Propose A Solution To A

We Do Not Know Anything - This Is The First. Therefore, We Should Be Very Modest - This Is The Second. Not To Claim That We Do Know When We Do Not - This Is The Third. That's The Kind Of Attitude I'd Like To Popularize. There Is Little Hope For Success.

The History Of Science Is Everywhere Speculative. It Is A Marvelous Hiatory. It Makes You Proud To Be A Human Being.

The Initial Stage, The Act Of Conceiving Or Inventing A Theory, Seems To Me Neither To Call For Logical Analysis Nor To Be Susceptible Of It.

Science Is The Century-old Endeavour To Bring Together By Means Of Systematic Thought The Perceptible Phenomena Of This World Into As Thorough-going An Association As Possible. To Put It Boldly, It Is The Attempt At A Posterior Reconstruction Of Existence By The Process Of Conceptualization. Science Can Only Ascertain What Is, But Not What Should Be, And Outside Of Its Domain Value Judgements Of All Kinds Remain Necessary.

Unlimited Tolerance Must Lead To The Disappearance Of Tolerance. If We Extend Unlimited Tolerance Even To Those Who Are Intolerant, If We Are Not Prepared To Defend A Tolerant Society, Then The Tolerant Will Be Destroyed, And Tolerance With Them. We Should Therefore Claim, In The Name Of Tolerance, The Right Not To Tolerate The Intolerant.