The most faithful mirror is an old friend.
More Spanish Proverbs:
He that trusts a faithless friend, has a good witness against him.Spanish
He who gives to the public, gives to no one.
Spanish
Go not with every ailment to the doctor, with every plea to the lawyer, or with every thirst to the can.
Spanish
The king goes as far as he can, not so far as he would.
Spanish
Honor and money cannot go in the same sack.
Spanish
The first duty of a soldier is obedience.
Spanish