However, when we understand “trying to pirouette”, as trying to do the movements that lead to successful pirouetting, experts ought to and do try their hardest; in other words, they can’t try too hard to do that. If there is a certain dance step that ought to be performed with utmost delicacy, more physical effort would ruin the effect. But when you exert more physical effort, you are not trying harder to make the move delicate.