Trigger Happiness

I'm about to shoot at a legless cartoon soldier—a black shape in the middle of a yellow square 200 m away. But first I need to center him in my rifle's sights. I've managed to get the ring of the front sight to sit just inside the slightly larger ring of the rear sight. Now I shift my stance, trying to make the the thin black post in the front sight touch the center of the soldier's belt. The rifle is heavy, and the sight picture—the relationship of rings, aiming post and target—won't stay still. But I've only a couple of...