That is a matter not always easy to find out. The hard echo of a brisk footstep on the pavement, even the sudden fluttering of a leafy shadow, seems often sufficient to break the reverie; the speaker looks about him like one awakened from a dream, gazes with a half-timid kind of suspicion at those who pass by, as if fearing to have been overheard; and walks off at a quicker gait. To study the character of these people perfectly, one must wear rubber shoes.
It would be cruel to wear india-rubber shoes for such a purpose; it would also be despicable. Therefore we cannot fully answer the question —
What are they talking about?
But occasionally the most innocent passer-by cannot fail to catch a word or two — sometimes strangely full of meaning, sometimes meaningless. We have heard such words. Occasionally vast
