At that moment he felt another sorrow as well, namely, the sting of his own awareness for having acted like a scoundrel; he later admitted this to me in all frankness. Yet the genuine, unambiguous sorrow of even a phenomenally frivolous man is sometimes capable of making him solid and steadfast, albeit for a short time. Moreover, sincere, genuine sorrow has sometimes even made fools wise, also, of course, for a time; such is precisely the nature of sorrow.