The sender of this offering is probably a person concerning whom I hold certain exclusive information.
"But see, now, the interesting corollary that follows from this.

I, alone, suspect this person; therefore I have not published my suspicions, or others would suspect him too.

Why, then, does he suspect me of suspecting him, since I have not spoken?
Evidently, he too must be in possession of exclusive information.

In other words, my suspicions are correct; for if they were not, he could not be aware of their existence.
"The next point is the selection of this rather unusual type of cigar.
Why should he have sent a Trichinopoly instead of an ordinary Havana such as Bartletts actually manufacture?
It looks as if he were aware of my peculiar predilection, and, by thus consulting my personal tastes, had guarded against the chance of my giving the cigar to some other person.

We may, therefore, infer that our friend probably has some knowledge of my habits.
"The third point is, What is the social standing of this gentle stranger, whom we will call X?
Now, Bartletts do not send their advertisements and samples to Thomas, Richard and Henry.