"Nature has placed mankind under the governance of two sovereign masters, pain and pleasure. It is for them alone to point out what we ought to do, as well as to determine what we shall do. On the one …"

"Every man has a right to his own opinion, but no man has a right to be wrong in his facts."

"The more a man is a master of himself, the more he is a master of his own happiness."

"This is Bentham— a little philosopher. ... A philosopher! ... Can you screw your head off and on. ... No, sir. ... Oh, then, you are no philosopher."

"Man, from the very constitution of his nature, prefers his own happiness to that of all other sensitive beings put together : but for this self preference, the species could not have had existence."