You must keep quiet or say only things that improve silence.
More Greek Proverbs:
A miser and a liar bargain quickly.Greek
The knee is closer than the calf.
Greek
You have to put a young girl onto an old man.
Greek
Passing from mouth to mouth it was learned by a thousand, and by the time it came to be heard by the king he learned of how a cow laid an egg
Greek
A drowning man takes hold of his own hair.
Greek
The old age of an eagle is better than the youth of a sparrow.
Greek