Htlif, Page 253.

-- Bruce, she laughs, -- why is it you have to savour everything bad that happens to others?

I think about this for a second or two. -- It stems from a belief that there's only a finite number of bad things that can happen in the world at any given time. So if they're happening to someone else they ain't happening to me. In a way, it's a celebration of joie de vivre.