YOUNG SOCRATES: Certainly he has.

STRANGER: Then we may put all together as one and the same—statesmanship and the statesman—the kingly science and the king.

YOUNG SOCRATES: Clearly.

STRANGER: And now we shall only be proceeding in due order if we go on to divide the sphere of knowledge?

YOUNG SOCRATES: Very good.

STRANGER: Think whether you can find any joint or parting in knowledge.

YOUNG SOCRATES: Tell me of what sort.

STRANGER: Such as this: You may remember that we made an art of calculation?

YOUNG SOCRATES: Yes.

STRANGER: Which was, unmistakeably, one of the arts of knowledge?