"It's always been my philosophy too," he agrees. "It works both ways, after all. If you're going to live forever, you have to live each day as it comes, otherwise you'll go crazy."
As he has done in those periods where he's let himself slip, let himself care too much, let himself grieve for those he's lost.
"The countdown really does bring it home, doesn't it? Though on the plus side, it's not counting down here, and if you go home you probably won't remember about it."