“The cosmos is within us. We are made of star-stuff. We are a way for the universe to know itself.”

“A celibate clergy is an especially good idea, because it tends to suppress any hereditary propensity toward fanaticism.”

“We are star stuff harvesting sunlight.”

“We make our purpose.”

“Look again at that dot. That's here. That's home. That's us. On it everyone you love, everyone you know, everyone you ever heard of, every human being who ever was, lived out their lives. The aggre...”

“If it can be destroyed by the truth, it deserves to be destroyed by the truth.”

“I would not say I was a nonbeliever; rather, that I gave little if any thought to celestial concerns. It did not seem to me that God, whoever he was, would be the sort of god to take an interest in...”

“In my experiences, the common critic of Christianity, when he thinks of Christianity, imagines a sort of elementary, Sunday School blunder of elements: fiery Hell, an angry God, 'try not to sin', '...”

“Mario, what do you get when you cross an insomniac, an unwilling agnostic and a dyslexic?""I give.""You get someone who stays up all night torturing himself mentally over the question of whether or...”

“I am one and when I am one I am none, and when I am none I have won.”

“He didn't mind how he looked to other people, because the nursery magic had made him Real, and when you are Real shabbiness doesn't matter.”

“ The least known among the virtues and also the most misunderstood is the virtue of humility. Yet, it is the very groundwork of Christianity. Humility is a grace of the soul that cannot be expresse...”

“I do not know what I may appear to the world, but to myself I seem to have been only like a boy playing on the sea-shore, and diverting myself in now and then finding a smoother pebble or a prettie...”

“To know the history of science is to recognize the mortality of any claim to universal truth. ”

“The scientist only imposes two things, namely truth and sincerity, imposes them upon himself and upon other scientists.”