I Believe That In Every Person Is

We Are An Intelligent Species And The Use Of Our Intelligence Quite Properly Gives Us Pleasure. In This Respect The Brain Is Like A Muscle. When We Think Well, We Feel Good. Understanding Is A Kind Of Ecstasy.

Teller Contended, Not Implausibly, That Hydrogen Bombs Keep The Peace, Or At Least Prevent Thermonuclear War, Because The Consequences Of Warfare Between Nuclear Powers Are Now Too Dangerous. We Haven't Had A Nuclear War Yet, Have We? But All Such Arguments Assume That The Nuclear-armed Nations Are And Always Will Be, Without Exception, Rational Actors, And That Bouts Of Anger And Revenge And Madness Will Never Overtake Their Leaders (or Military And Secret Police Officers In Charge Of Nuclear Weapons). In The Century Of Hitler And Stalin, This Seems Ingenuous.

When Kepler Found His Long-cherished Belief Did Not Agree With The Most Precise Observation, He Accepted The Uncomfortable Fact. He Preferred The Hard Truth To His Dearest Illusions, That Is The Heart Of Science.

What An Astonishing Thing A Book Is.

I Would Be Very Ashamed Of My Civilization If We Did Not Try To Find Out If There Is Life In Outer Space.