Better a sick body than an ignorant mind.
More Greek Proverbs:
Do not compare a fly with an elephant.Greek
Under every stone sleeps a scorpion.
Greek
The fly sat upon the axle of the chariot-wheel and said "What a lot of dust I raise!"
Greek
Many a pupil has gained more wealth than his master
Greek
A young man should not marry yet, an old man not at all.
Greek
Outside a sheep, inside a wolf.
Greek