mi come yah fi drink milk, mi nuh come yah fi count cow

Etymology
Literally, "I came here to drink milk, I didn't come here to count cows."

Proverb

 * 1) get to the point
 * 2) mind your own business
 * 3) I desire reward without effort. I do not have time for that.
 * 1) mind your own business
 * 2) I desire reward without effort. I do not have time for that.
 * 1) I desire reward without effort. I do not have time for that.
 * 1) I desire reward without effort. I do not have time for that.

Usage notes
At the core of the idiom is the expression of the idea that one is not interested in activities that waste time.