Insects do not nest in a busy door-hinge

Similar sayings:

In the broken nest there are no whole eggs In the broken nest there are no whole eggs
You cannot prevent the birds of sorrow from flying over your head, but you can prevent them from building nests in your hair You cannot prevent the birds of sorrow from flying over your head, but you can prevent them from building nests in your hair
Teachers open the door You enter by yourself Teachers open the door You enter by yourself
If you have never done anything evil, you should not be worrying about devils knocking at your door If you have never done anything evil, you should not be worrying about devils knocking at your door
A man need never revenge himself; the body of his enemy will be brought to his own door A man need never revenge himself; the body of his enemy will be brought to his own door

Chinese sayings and proverbs