For the correct analogy for the mind is not a vessel that needs filling, but wood that needs igniting.
PlutarchA Spartan woman, as she handed her son his shield, exhorted him saying, "As a warrior of Sparta come back with your shield or on it."
PlutarchWe rich men count our felicity and happiness to lie in these superfluities, and not in those necessary things.
PlutarchI, for my part, wonder of what sort of feeling, mind or reason that man was possessed who was first to pollute his mouth with gore, and to allow his lips to touch the flesh of a murdered being: who spread his table with the mangled forms of dead bodies, and claimed as daily food and dainty dishes what but now were beings endowed with movement, perception and with voice. โฆbut for the sake of some little mouthful of flesh, we deprive a soul of the sun and light, and of that portion of life and time it had been born in to the world to enjoy.
Plutarch