The horseshoe that clatters wants a nail.
More Spanish Proverbs:
Who is your enemy? A man of your own trade.Spanish
Look not out for dead men's shoes.
Spanish
Whilst the tall maid is stooping, the little one sweeps the house.
Spanish
Flattery makes friends and truth makes enemies.
Spanish
Praise yourself, basket, for I want to sell you.
Spanish
We have no son, and yet are giving him a name.
Spanish