[226d]
Stranger
And yet, in the instance of discrimination just mentioned there was, first, the separation of worse from better, and, secondly, of like from like.Theaetetus
Yes, as you now express it, that is pretty clear.Stranger
Now I know no common name for the second kind of discrimination; but I do know the name of the kind which retains the better and throws away the worse.Theaetetus
What is it?Stranger
Every such discrimination, as I think, is universally called a sort of purification.Theaetetus
Yes, so it is.
And yet, in the instance of discrimination just mentioned there was, first, the separation of worse from better, and, secondly, of like from like.Theaetetus
Yes, as you now express it, that is pretty clear.Stranger
Now I know no common name for the second kind of discrimination; but I do know the name of the kind which retains the better and throws away the worse.Theaetetus
What is it?Stranger
Every such discrimination, as I think, is universally called a sort of purification.Theaetetus
Yes, so it is.