“A single inattention may lose a chess game, whereas a single successful approach to a problem, among many which have been relegated to the wastebasket, will make a mathematician's reputation.” MayHas BeensProblemGamesLosesSuccessfulApproachChessReputationMathematicianChess GameInattention Book:Ex-prodigy: My Childhood and Youth Source: Ex-prodigy: My Childhood and Youth