You need some knowledge to recognize knowledge, so where does the first knowledge come from?
Love is an intermediate state between possession and deprivation.
And what, Socrates, is the food of the soul? Surely, I said, knowledge is the food of the soul.
You may be sure, dear Crito, that inaccurate language is not only in itself a mistake: it implants evil in men's souls.
To win over your bad self is the grandest and foremost of victories.
The only real ill-doing is the deprivation of knowledge.