金がものを言う。

money; metal

indicates sentence subject (occasionally object); indicates possessive (esp. in literary expressions); but; however; still; and

person

indicates direct object of action; indicates subject of causative expression; indicates an area traversed; indicates time (period) over which action takes place; indicates point of departure or separation of action; indicates object of desire, like, hate, etc.

to say; to utter; to declare; to name; to call; to go (e.g. "the alarm went ping"); to make a noise