His blush spreads when she mentions she would be eager to teach him even if she had no need for the energy, his heartrate quickens a bit, because (as he realizes) that means that she wants him.

(Him! While she is a goddess and he is simply the one born-winged, the outcast, the one they whisper about and tell stories of. She wants him, and that is exciting and makes him anxious all at once.)

"I promise," he says softly. "I would ask the same of you."

He bites his lower lip gently (he is nearly fully wrapped in the spell and the story now, the threads having grabbed hold of him firmly, the parallels are just too similar to ignore) and glances at her lap. "I would not hurt you, if I did so?"