Howie doesn't remember any details of his prior life; family; studying for the priest hood, college... a blank slate and he can't find the chalk.
I'm here in one piece, sort of, and you've given me a clean slate to begin act two of my life.
He's got a blank slate for a life time of memory.
On a mission to ensure there was a clean slate between his mate and Darkyn, Gabriel waited in the middle of Deidre's old apartment for the Dark One to arrive.
He was tall and clothed in all black, ominous and large against the slate sky.
A flicker of light, and the clothing appeared on a slate grey slab serving as a bench near the door.