"It's possible. Given that you're already doing something beyond the standard human skill-set, it increases your odds."

The flame is hot and will burn if he tries to touch it; Illumination is either used to the discomfort or made of more fire-resistant material than your average human. (Both. The answer is both.)

"I do not have the right temperament to teach, and most of my magic is, ah, not as safe or contained as a bit of fire. Still, there are many wizards who focus on less martial matters."