Who said “If a fish is the movement of water embodied, given shape, then cat is a diagram and…”?

“Dogs come when they are called; cats take a message and get back to you.”

“One cat in a house is a sign of loneliness, two of barrenness, and three of sodomy.”

“Cats are smarter than dogs. You can not get eight cats to pull a sled through snow.”

“Authors like cats because they are such quiet, lovable, wise creatures, and cats like authors for the same reasons.”

“Persian pussy from over the sea demure and lazy and smug and fat none of your ribbons and bells for me ours is the zest of the alley cat”

“Laughter is by definition healthy.”

“Space or science fiction has become a dialect for our time.”

“In university they don't tell you that the greater part of the law is learning to tolerate fools.”

“It is terrible to destroy a person's picture of himself in the interests of truth or some other abstraction.”

“That is what learning is. You suddenly understand something you've understood all your life, but in a new way.”

“The great secret that all old people share is that you really haven't changed in seventy or eighty years. Your body changes, but you don't change at all. And that, of course, causes great confusion.”