"Ah, well," Antonin sighed again, "I was afraid that was what it would take."
Shaking his head slightly, he stood up from his chair and leaned back slightly against his desk. "Josef, put a hole in the wards on this room for our little demonstration, would you please?" He smiled at Tonks, "Otherwise, believe me, you really wouldn't want to throw an attack spell inside my wards."
He crossed his arms over his chest, serious now. "So, let's see if your crucio is any good, shall we?"