We All Know We Fall.

Uncertainty That Comes From Knowledge (knowing What You Don't Know) Is Different From Uncertainty Coming From Ignorance.

The True Delight Is In The Finding Out Rather Than In The Knowing.

Individual Science Fiction Stories May Seem As Trivial As Ever To The Blinder Critics And Philosophers Of Today - But The Core Of Science Fiction, Its Essence Has Become Crucial To Our Salvation If We Are To Be Saved At All.

The Significant Chemicals Of Living Tissue Are Rickety And Unstable, Which Is Exactly What Is Needed For Life.

When I Sit Down At The Typewriter, I Write. Someone Once Asked Me If I Had A Fixed Routine Before I Start, Like Setting Up Exercises, Sharpening Pencils, Or Having A Drink Of Orange Juice. I Said, "no, The Only Thing I Do Before I Start Writing Is To Make Sure That I'm Close Enough To The Typewriter To Reach The Keys."