What chapter did author wes go to john hopkins in The Other Wes Moore

What is the author purpose for including this portion of how to eat an live cream cone

What is implied in this sentence from mark twain's "the ? 1,000,000 bank-note"? i was puzzled, and wanted to discuss the matter a little further, but they didn't; so i took my leave, feeling hurt and insulted to be made the butt of what was apparently some kind of a practical joke, and yet obliged to put up with it, not being in circumstances to resent affronts from rich and strong folk.

Apart from this length, what else makes a short story different from a novel