To sin in secret is more pleasant than having pleasure in the open.
More Persian Proverbs:
A wolf's repentance died a long time ago.Persian
An ungrateful son is a wart on his father's nose -- he leaves it, it's ugly, he removes it, it hurts.
Persian
Do well the little things now; so shall great things come to thee by and by asking to be done.
Persian
Do men gather grapes of thorns, or figs of thistles?
Persian
Women are just like cats -- they always land on their feet.
Persian
It is a wise man who can laugh at his own jokes.
Persian