He who greases his wheels, helps his oxen.
More Spanish Proverbs:
A man who prides himself on his ancestry is like the potato plant, the best part of which is underground.Spanish
The tired ox plants his foot firmly.
Spanish
A buffeting threatened is never well given.
Spanish
Money gets money.
Spanish
Where force prevails, right perishes.
Spanish
He who does good to you either dies or goes away.
Spanish