A fact: Arthur hasn't spent time around children of this age -- of any age -- since he was one himself. And even then, truth be told, snowball fights and winter play slowly gave way to training in knighthood and diplomacy, skills for his future.

"I'm beginning to see that," he says, all affronted raised eyebrows as he wipes snow off his face. His nose has begun to go all red from cold, but don't tell him that; it's just as well Clara makes the decision to move them elsewhere. "Not shy, are they?"