You Cannot Have A Rational

No Particular Theory May Ever Be Regarded As Absolutely Certain.... No Scientific Theory Is Sacrosanct.

Nature Consists Of Facts And Of Regularities, And Is In Itself Neither Moral Nor Immoral. It Is We Who Impose Our Standards Upon Nature, And Who In This Way Introduce Morals Into The Natural World, In Spite The Fact That We Are Part Of This World. We Are Products Of Nature, But Nature Has Made Us Together With Our Power Of Altering The World, Of Foreseeing And Of Planning For The Future, And Of Making Far-reaching Decisions For Which We Are Morally Responsible. Yet, Responsibility, Decisions, Enter The World Of Nature Only With Us

A System Is Empirical Or Scientific Only If It Is Capable Of Being Tested By Experience. These Considerations Suggest That Not The Verifiability But The Falsifiability Of A System Is To Be Taken As A Criterion Of Demarcation... It Must Be Possible For An Empirical Or Scientific System To Be Refuted By Experience.

I See Now More Clearly Than Ever Before That Even Our Greatest Troubles Spring From Something That Is [as] Admirable And Sound As It Is Dangerous – From Our Impatience To Better The Lot Of Our Fellows.

We Should Realize That, If [socrates] Demanded That The Wisest Men Should Rule, He Clearly Stressed That He Did Not Mean The Learned Men; In Fact, He Was Skeptical Of All Professional Learnedness, Whether It Was That Of The Philosophers Or Of The Learned Men Of His Own Generation, The Sophists. The Wisdom He Meant Was Of A Different Kind. It Was Simply The Realization: How Little Do I Know! Those Who Did Not Know This, He Taught, Knew Nothing At All. This Is The True Scientific Spirit.