The queen of in over her head, several days before having to be bailed out again because she got in over head and nearly lost the same. Even after past close calls… well, she doesn't lack confidence in her ability.
Starlight: Why do you keep that series of books around Twilight? You know she's the only pony that reads it. Twilight: Its a very interesting dissection of stage magic at its highest levels. Starlight: You know how she gets when she reads it though. Twilight: Oh no. Starlight: I honestly don't know if you're being sarcastic right now or not.