After my first day of competition I put on compression socks. They help me recover for the next day.
The three-pound organ in your skull - with its pink consistency of Jell-o - is an alien kind of computational material. It is composed of miniaturized, self-configuring parts, and it vastly outstrips anything we've dreamt of building.
It makes sense for people who are good at fighting to go out and do it-because if they're good at it, that means the fewest number of other people die.