The Republic by Plato Part 10 Page 6

a creator of appearances, is he not?

Of course.

But then I suppose you will say that what he creates is untrue. And yet there is a sense in which the painter also creates a bed?

Yes, he said, but not a real bed.

And what of the maker of the bed? were you not saying that he too makes, not the idea which, according to our view, is the essence of the bed, but only a particular bed?

Yes, I did.

Then if he does not make that which exists he cannot make true existence, but only some semblance of existence; and if any one were to say that the work of the maker of the bed, or of any other workman, has real existence, he could hardly be supposed to be speaking the truth.