"Well, I wasn't certain where I lost you," says Susan in that way of hers. She isn't scolding him, and doesn't mean to sound as if she is, but... well. "I mean a specific sort of example that's suggestive of other abilities without needing to go through absolutely everything. Similarly to how a joust can speak to horsemanship, strength, power, and ability in a shorthand of other, more specific skill sets."