To make the cart go you must grease the wheels.
More Italian Proverbs:
Everything may be borne except good fortune.Italian
The just man may sin with an open chest of gold before him.
Italian
Six hours sleep for a man, seven for a woman, and eight for a fool.
Italian
From a bad paymaster take straw--i.e. any trifle.
Italian
All the flowers of tomorrow are in the seeds of yesterday.
Italian
A good paymaster does not hesitate to give good security.
Italian