The tale is told as if its happening once upon a dream
His satire is aimed at the "hypocrisy" of making an adventure appear more glorious than it was. He is trying to say that there is nothing glorious about war, there is only death and suffering, and it is definitely not a pretty sight.
What’re they good for? Well, here’s our best Shmoop expert opinion: when you read a line of poetry aloud, your eyes (and therefore your voice) tend to speed on to the end of the line. Try it and see. When you read "in Just-," however, the spaces slow your eyes down. More importantly, they slow your voice down, as well. As you’re reading, you’re thinking, "Huh? I totally don’t know whether to pause for the spaces or not!" And even in that time that it takes to think that through, your voice slows oh-so-slightly. Kind of cool, huh?
He definitely wasn't all there, if you know what I mean