Also, he may be obstinate or persistent at the same low rate, and may even show sudden impulses which have a false air of daemonic strength because they seem inexplicable, though perhaps their secret lies merely in the want of regulated channels for the soul to move in--good and sufficient ducts of habit without which our nature easily turns to mere ooze and mud, and at any pressure yields nothing but a spurt or a puddle.

 be obstinate at the same low rate, and even show sudden impulses which have an air of daemonic strength because they seem inexplicable.
