"It is an old maxim, that a wise man may change his mind, a fool never."

"The Bulk of mankind is as well equipped for flying as thinking."

"I have been for some years past, as I hope to be for some years to come, a constant visitor of the sick, and a constant observer of the dying."

"We are so fond of one another, because our ailments are of the same kind."

"The greatest wits, and the greatest fools, are equally innocent of the world."