"They're welcome to try. It might even be funny to watch."

The windows were going to be made of impact resistant glass designed to weather a Category 5 hurricane. Someone attempting to throw bricks through the windows would likely end up with their intended projectile rebounding and smacking them right in the face.

After how much it was going to cost to fix things up, there was no chance he was going to let it be ruined by a bunch of nitwits.