It is an effective rewording. Sinclair takes it as a shot at his own moral code, about which he's not going to argue with her. Not that her nose is the cleanest, but that's not why he wanted her here.

"He doesn't belong here," he says, although really if anyone was made for this place, it's Jack. He can't die, he's a war machine, and sometimes it seems like he enjoys it. But that's not a life, and he doesn't want to stay here.

But Sinclair sits back again, easing up. "I'll ask him about the sisters, but I think the answer might surprise you. He's not a bad kid, doc."