As for what I said we must define, that is, what kind of things, while not being opposites to something, yet do not admit the opposite, as, for example, the triad, though it is not the opposite of the Even, yet does not admit it because it always brings along the opposite of the Even, and so the dyad in relation to the Odd, fire to the Cold, and very many other things, see whether you would define it thus: Not only does the opposite not admit its opposite, but