This winter I turned on the light on the nightstand and stared at the 45-70 rifle propped up in the corner of my bedroom. After thinking for a moment, I got up and put it in the living room. This was the first time I had a gun under my own roof, and I couldn’t get to sleep knowing it was there. I’ve been prone to depression all my life, and it just seemed to be tempting fate. Mind, I’m not suicidal, but I gave myself one night to be a big baby about it. The gun is on loan...