"I won't say no." It's a good thing that she wants to, the way he figures it, and he can always use a leg up in the world. Maybe he should be warier about something he doesn't understand, but that's no way to learn - and besides, he has a good feeling about Njoki. She's good people. No sense turning his nose up at good people. "Will it cost me?" He's still saying yes, he'd just like to know.