Traditional matter must be glorified, since it would be easier to listen to the re-creation of familiar stories than to quite new and unexpected things; the listeners, we must remember, needed poetry chiefly as the re-creation of tired hours.
It's funny how all of this has worked out - I wasn't popular in high school, but now every drunken guy in the United States wants to be my pal. They all want to buy me a shot, and pretty soon I'm throwing up.