Sight, hearing, and smell, differ in purity from touch and taste; and the pleasures attached to each differ in like manner.
The pleasures of intellect differ from those of sense, as these two exercises differ from one another.

Every animal has its own peculiar pleasures, as it has also its own peculiar manifestation and exercises.
Among the human race, the same things give pleasure to one individual and pain to another.

The things that appear sweet to the strong and healthy man, do not appear sweet to one suffering from fever, or weakly.

Now, amidst this discrepancy, what _appears_ to the virtuous and intelligent man, really _is_.

His pleasures are the true and real pleasures.