History describes what has happened, poetry what might. Hence poetry is something more philosophic and serious than history; for poetry speaks of what is universal, history of what is particular.
Some kinds of animals burrow in the ground; others do not. Some animals are nocturnal, as the owl and the bat; others use the hours of daylight. There are tame animals and wild animals. Man and the mule are always tame; the leopard and the wolf are invariably wild, and others, as the elephant, are easily tamed.
The more you know, the more you know you don't know.
Again, it is harder to fight with pleasure than with anger, to use Heraclitus' phrase', but both art and virtue are always concerned with what is harder.
He who is unable to live in society, or who has no need because he is sufficient for himself, must be either a beast or a god.