Who said "The nature of man is to seek pleasure and avoid pain."?

This quote is attributed to Jeremy Bentham.

The nature of man is to seek pleasure and avoid pain. - Jeremy Bentham

"The nature of man is to seek pleasure and avoid pain."

Jeremy Bentham

Philosopher, Reformer British 1748–1832

"It is the greatest happiness of the greatest number that is the measure of right and wrong."

"Nature has placed mankind under two sovereign masters, pleasure and pain."

"The question is not, Can they reason? nor, Can they talk? but, Can they suffer?"

"All punishment is mischief; all punishment in itself is evil."