Some things can only be learned from bad experiences. [There's some wryness in the way Minato says it, and one wouldn't think he's merely talking about food.]

You could say Hiro and I have something in common there...hearing what he felt about his duty was relieving, in a way. [That and free food is a pretty good deal where Minato's concerned, even if he's still reluctant to fully disclose the circumstances of his situation.]