The web definition of "100 percent" is as follows: complete, entire, whole.
Nothing can go beyond this all-encompassing measurement of effort, score or grade.
Footballers regularly claim they gave 110 percent, thus defying the logic of mathematics. If a player gave 100 percent—everything their body can muster—we'd have people fainting on the pitch and turning into dust out of sheer tiredness.
Perhaps this is why many Premier League representatives earn ludicrous amounts of money. If they constantly exceed the possibilities of the human body, as they claim, their witchcraft deserves to earn envious sums of dosh.
Can this skill transfer to the players' private lives? Does Fernando Torres drive through his children's school window when dropping them off to class? Will John Terry go the extra mile to make his teammates' wives feel important?
Actually, don't answer that.