For the first time all day he was feeling excited. He had to respect Regulus Black, this was a fantastic idea. He listened to everyone's opinions, and then worked through the information in his own way.
"I would suggest that all years be involved," he said finally. "Even the first years need to know how to defend themselves and others. It's not as if the younger students don't have the aptitude to learn more complex spells either. And we can still tailor their lessons to their year ability, while giving them a fighting chance."
He grinned. "I think this is the best idea I've heard yet, for getting the students involved and active in their own security."