Leonard Pitts: A fire at my house

“...t’was grace that brought me safe this far” — from “Amazing Grace”I've always had this thing about fire.Maybe it came from that night as a boy when I saw flames towering out of a neighbor's house. Maybe it was something else.All I know is, I've always had it. It's why I'm punctual about changing smoke alarm batteries, why I have fire extinguishers all over the house, why every bedroom has one of those escape ladders you unfold out of a box and clip to the