The context of the following conversation is Robin gave them money for lunch. They liked to buy from the cafeteria.:
Robin says I am going broke with buying lunch for them, but they are happy..
The friend responds That's what matters most..
Robin responds I know but if I pack lunch for them then I can save a ton..
The friend responds But then you waste it since they don't eat it and its gets dumped..
Robin responds You're right. I guess its easier just to buy lunch anyway..
The friend responds Love and happiness always has a price attached to it..