"How do you..."

She stopped herself, just nodding. He'd been right so far, after all, hadn't he? Maybe it was instinct, or he knew more than she did - but wisdom was wisdom. She turned to face that wall, taking a deep breath, foot hammering down to the ground as she fell into a strong earthbending stance.

Then thrust her arms forward, fists closed, to widen that crack into an entry way, burrowing forward into the earth.