For if the modern mind is whimsical and discursive, the classical mind is narrow, unhesitating, relentless. It is not a quality of intelligence that one encounters frequently these days. But though I can digress with the best of them, I am nothing in my soul if not obsessive.
If he had his wits about him Bunny would surely keep his mouth shut; but now, with his subconscious mind knocked loose from its perch and flapping in the hollow corridors of his skull as erratically as a bat, there was no way to be sure of anything he might do.
There's also a bit of family echo in the character of Harriet. Harriet is kind of a recurring state of mind in my mother's side of the family.