Reference to baseball and its anatomical incorrectness.
"Many hands make light work."
Many a little make a mickle
"Misery loves company."
"Money for old rope."
In the days of wooden-hulled sailing ships, ropes that were worn could be sold for use as calking (pressed between the planks and often covered with tar to prevent seepage), or as filling for fenders, and so the ship's owner was paid even for old rope. These days, we also call this a freebie.
"Money makes the mare go."
"Money makes the world go around."
"Money talks."
Possible Interpretation: Here "talks" means "carries weight," in the sense that it is influential.