1. cf. Phaedrus 245c ff., Timaeus 89a and Laws 895e-896a. See also Guthrie, IV, p. 171.

2. Apology 20d-21d. For discussions of the meaning of this assertion, see N. Gulley, The Philosophy of Socrates (London 1968), pp. 62–74, and G. Vlastos, ‘Socrates’ Disavowal of Knowledge’, Philosophical Quarterly, 35 (1985), pp. 1–31.