The philosopher Bernard Suits defines a sport as a game that meets the following four criteria: "(1) that the game be a game of skill; (2) that the skill be physical; (3) that the game have a wide following; and (4) that the following achieve a certain level of stability."

The first condition excludes Russian roulette; the second eliminates math, chess, spelling, and bridge; the third and fourth conditions, alas, rule out urinating for distance. Suits' definition is compelling, but difficulties hide not far below the surface.
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