The context of the following conversation is Quinn spent a lot of money at Kai's store, buying supplies for school and work.:
Quinn says I spent a lot of money at Kai's store..
The friend responds Why'd you spend so much money?.
Quinn responds I needed supplies for school and work..
The friend responds At least that's a good reason to spend money..
Quinn responds Yea, I needed to spend the money or I wouldn't be prepared..