Accordingly, it is not true that pleasure is a generation.

Some talk of pain as a want of something required by nature, and of pleasure as a filling up of that want.

But these are corporeal, not mental facts, and are applicable only to eating and drinking; not applicable to many other pleasures, such as those of sight, hearing, or learning.

(4) There are some disgraceful pleasures.

Aristotle replies that these are not absolutely and properly pleasures, but only to the depraved man; just as things are not yellow, which appear so to men in a jaundice.