Flies will never leave the shop of a sweetmaker.
More Persian Proverbs:
What is brought by the wind will be carried away by the wind.Persian
You only appreciate your father the day you become a father yourself.
Persian
Courteous men learn courtesy from the discourteous.
Persian
He who has been bitten by a snake fears a piece of string.
Persian
Flies will easily fly into the honey -- their problem is how to get out.
Persian
Use your enemy's hand to catch a snake.
Persian