Ouch, indeed, although she probably got the worst of it, with the brunt of his weight! His hands instinctively went to gently take hold of her elbows, just in case she might fall. But he released her, upon realizing the balance was good.
Alexander felt like the world's biggest, clumsiest idiot.
"I'm so sorry," he grimaced, quickly leaning over to pick up the notepad that had fallen to the ground and return it to her. "Please tell me I didn't break anything. Here, you can step all over my feet if you want. Go for it; do your worst."