Such a man is a standing menace to the community.

Do you really know who sent this thing ?" "I can form a pretty shrewd guess, which, however, is not quite the same thing.

But, you see, he has not been quite so clever this time, for he has left one or two traces by which his identity might be ascertained." "Indeed! What traces has he left ?" "Ah! now there is a nice little problem for us to consider." He settled himself in his easy chair and proceeded to fill his pipe with the air of a man who is about to discuss a matter of merely general interest.
"Let us consider what information this ingenious person has given us about himself.

In the first place, he evidently has a strong interest in my immediate decease.

Now, why should he feel so urgent a desire for my death?
Can it be a question of property?
Hardly; for I am far from a rich man, and the provisions of my will are known to me alone.