Good words fill not a sack.
More Spanish Proverbs:
A long tongue betokens a short hand.Spanish
She is fond of greens who kisses the gardener.
Spanish
The boy is father to the man.
Spanish
Love, pain, and money cannot be kept secret; they soon betray themselves.
Spanish
Blessed are the dead that the rain rains on.
Spanish
Go not every evening to your brother's house.
Spanish