Just so.
Thus far, then, we are pretty well agreed that the imitator has no knowledge worth mentioning of what he imitates. Imitation is only a kind of play or sport, and the tragic poets, whether they write in iambic or in heroic verse, are imitators in the highest degree?
Very true.
And now tell me, I conjure you, has not imitation been shown by us to be concerned with that which is thrice removed from the truth?
Certainly.
And what is the faculty in man to which imitation is addressed?
What do you mean?
I will explain: The body which is large when seen near, appears small when seen at a distance?
True.
And the same objects appear straight when looked at out of the water, and crooked when in the water; and the concave becomes convex, owing to the illusion about colors to which the sight is liable. Thus every sort of confusion is revealed within us; and this is that weakness of the human mind on which the art of conjuring and of deceiving by light and shadow and other ingenious devices imposes, having an effect upon us like magic.
True.
And the arts of measuring and numbering and weighing come to the rescue of the human understanding—there is the beauty of them—and the apparent greater or less, or more or heavier, no longer have the mastery over us, but give way before calculation and measure and weight?
Most true.
And this, surely, must be the work of the calculating and rational principle in the soul?
To be sure.
And when this principle measures and certifies that some things are equal, or that some are greater or less than others, there occurs an apparent contradiction?
True.
But were we not saying that such a contradiction is impos-
