[ his fingers curl, flinch, even while his face stays icy-bland. ] Yes. [ he agrees, ] just so.

[ he lets the glamour fall, turns the outsider's hand palm-up and resting in his own while he tugs the sleeve, the cuff of the coat, adjusts it to his liking. ] No. Some. And the methods by which it is put to use- it works as well to protect one's vanity as it is to build a wall that keeps the unwanted out- or lost.

[ he taps the center of his palm, then curls the outsider's fingers inside until his hand makes a loose fist before he releases it. ]

Yes. Craft is as all other learned skills, though some are more inclined to certain branches than others. Age helps.