Sister, you could burn me down to ash and I'd come back. I just don't let that happen with nobody.

[And it means that's when his weak spot comes out of hiding.]

Sometimes if you're poisoned or sick though, it'll just linger an' eat away at you and there's no comin' back until you're dead. The worst part is comin' back from starvin'. That happened to me a bunch of times durin' the dark ages. [He takes a long drink of his beer, like he's reminding himself it's available.] You get brought back with an empty stomach. I vowed to never let that happen to me again.