The Republic by Plato Part 3 Page 21

And therefore let us put an end to such tales, lest they engender laxity of morals among the young.

By all means, he replied.

But now that we are determining what classes of subjects are or are not to be spoken of, let us see whether any have been omitted by us.

The manner in which gods and demigods and heroes and the world below should be treated has been already laid down.

Very true.

And what shall we say about men? That is clearly the remaining portion of our subject.

Clearly so.

But we are not in a condition to answer this question at present, my friend.