If I didn't think it was worth the risk, I wouldn't have agreed to be here. But I don't plan on dying.

[In other words--he doesn't buy what they're selling, but he also doesn't much care; in his mind, this is a trap he's walked willingly into. And he's confident enough in his own strength that he's not too worried about his chances of success.]

If the other people here don't feel the same way, I'll be very disappointed.