I felicitated him his successes

How can rereading a passage to clarify the meaning of a later one?

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.

Which lines from the song brother can you spare a dime conveys the image of veterans who are unable to find work?