What comprises good performance? The ability through singing or playing to make the ear conscious of the true content and affect of a composition.
For years, I've had a hankering for the portrait of Benjamin Franklin by Joseph Duplessis. Franklin is credited with so many inventions: the postal system, lightning rods, the constitution. He was a rock star before there was such a thing.
There are times not to flirt. When you're sick. When you're with children. When you're on the witness stand.

