Crime and Punishment

as it actually occurs, at once becomes a thoroughly special case and
sometimes a case unlike any that’s gone before. Very comic cases of that
sort sometimes occur. If I leave one man quite alone, if I don’t touch
him and don’t worry him, but let him know or at least suspect every
moment that I know all about it and am watching him day and night, and
if he is in continual suspicion and terror, he’ll be bound to lose his
head. He’ll come of himself, or maybe do something which will make it as
plain as twice two are four--it’s delightful. It may be so with a simple
peasant, but with one of our sort, an intelligent man cultivated on a
certain side, it’s a dead certainty. For, my dear fellow, it’s a very
important matter to know on what side a man is cultivated. And then
there are nerves, there are nerves, you have overlooked them! Why, they
are all sick, nervous and irritable!... And then how they all suffer
from spleen! That I assure you is a regular gold-mine for us. And it’s
no anxiety to me, his running about the town free! Let him, let him walk
about for a bit! I know well enough that I’ve caught him and that he
won’t escape me. Where could he escape to, he-he? Abroad, perhaps? A