Answer:
Successful at all new things.
Explanation:
he could not been shy and insecure, because it says he wasn't afraid to show it and he rolled his eyes, which shows he is not shy.
it could not be destined to fail, because he says i might to go on in junior high without you.
and it could possibly be enthusiastic and determined, because he sounded really excited, but rolling your eyes is usually annoyance.
So successful at all new things, best fits.
Hope that helps!