I think sportsmanship is knowing that it is a game, that we are only as a good as our opponents, and whether you win or lose, to always give 100 percent. ↗
Tennis is mostly mental. Of course, you must have a lot of physical skill, but you can't play tennis well and not be a good thinker. You win or lose the match before you even go out there. ↗
Sugar Ray Robinson was at the top of the boxing world during the 1950's when it seemed that he would either win or lose the championship about every three or four months. ↗