"Not very long," Aqua said. "A few weeks to a couple of months, maybe? That's assuming they know how to control the flow of their power."

The last question made her pause for a moment to think. She'd been used to thinking of magic as existing in everything--as long as you had the mind and heart for it, that made you an appropriate student.

"Well," she said, "we were all trained young, so I guess someone who's still innocent--eager to learn and not looking for power. A quick mind--easy to adapt."