If the "real thing" is a duel with sharps, then aside from the mortal danger and related psychological factors, the primary technical difference is that the duellist can win with only a single good touch, whereas the athlete has to hit his opponent ... more

All of them. On the athletic side, speed and cardiovascular fitness rank foremost. Other traits that can be exploited are strength (for explosive speed, not heavy handedness), manual dexterity, and flexibility. Quick reaction time is extremely ... more