Daneel shakes his head. "No. I have an internal power source which should last for many centuries before it needs to be replaced."

Which is, honestly, something that is mildly disconcerting. There's a guilt in that; he possesses something that could help many people here, but he's powerless to give it to them.

"I would gladly allow it to be removed if it could provide protection to those here, and perhaps escape, but... circumstances do not allow me to make that decision."