And as complete inactivity has the same effect on us, in the end, as prolonged overwork, and on the character as much as on the life of body and muscles, the unimpaired nullity of intellect that was enshrined behind Octave's meditative brow had ended by giving him, despite his air of unruffled calm, ineffectual longings to think which kept him awake at night, for all the world like an overwrought philosopher.