B
-- sleep, right. If I'm going to walk at night, what do I trade it off for. Well, Star Trek --
A
Uh-huh.
B
-- or, you know, it, it, it's always trade offs, and you actually --
A
Yeah.
B
-- have to, as you get older you have to really think what can go, and what, to, to, to replace this thing. It's, I mean, not just exercise, but anything. It's --
A
Right.