If you are asking about correct English, the commas are fine as written, but other combinations are also possible as you suggest. Note that this is intended to be a direct quote, so it is supposed to represent his actual words, whether they are correct English or not. If Munch actually spoke these words, you'd have to listen to a recording, if there is one, to see if he paused briefly in those place s.
New words, one handy idiom, and a 2-minute quiz — delivered to your inbox to keep your streak alive.