When such a day coincides with the inner mood there is intoxication in its breath; and Selden, hastening along the street through the squalor of its morning confidences, felt himself thrilling with a youthful sense of adventure.
There are no more uses of "squalor" in the book.
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To meet her today, you would never guess she lived in squalor as a child.
Inside in that squalor? Why, I’ll just bet you anything that place is acrawl with black widows.