If I feel I can't make it, I'll let you know, and you can help then -- is that fair?

[It's not exactly a bargain, considering he's simply rephrasing what will inevitably happen if he can't make it all the way back to his temple, but he doesn't want her to waste energy.]

Your healing seems similar to mine. It must exhaust you.

[No one can give away their own energy without penalty, not even a god, he thinks.]