Despite being uncertain at first, the turn of the conversation has Jake's full attention. Differences can be overturned by a lot of things, and shared though not the same experiences can do that.

"So you're a religious group, that acts on behalf then of your religion on missions?" He doesn't think about that it might be the kind of thing most think starts wars. He is thinking about how a group can come together over a lot of things, including religion. "To protect the Qun?"

It's a reason he can understand, one he can believe in, even if he isn't sure who the Qun is by definition.