Whoever feeds the wolf in the winter will be eaten by him in the spring.
More Greek Proverbs:
If you cannot catch a fish, do not blame the sea.Greek
A wheel that turns gathers no rust.
Greek
Good accounts make good friends.
Greek
Milk the cow, but do not pull off the udder.
Greek
An old cat likes young mice.
Greek
A different man, a different taste.
Greek