ALCIBIADES: Why, Socrates, how is that possible? I must have been mistaken.
SOCRATES: So it seems to me. But perhaps we may consider the matter thus:—
ALCIBIADES: How?
SOCRATES: I will tell you. We think that some are sick; do we not?
ALCIBIADES: Yes.
SOCRATES: And must every sick person either have the gout, or be in a fever, or suffer from ophthalmia? Or do you believe that a man may labour under some other disease, even although he has none of these complaints? Surely, they are not the only maladies which exist?
ALCIBIADES: Certainly not.
SOCRATES: And is every kind of ophthalmia a disease?
ALCIBIADES: Yes.
SOCRATES: And every disease ophthalmia?