50 years on and the lyrics for this one hold up quite well. Morrison wrote the lyrics -- pretty good metaphor in my opinion. They say that he had a stash of "high school notebooks" which he mined for lyrics until he had exhausted them.
added: In the comments, Sixty writes:
Sixty Grit said...Here's the scene. Rewatching it, I'm reminded of how painfully shy Morrison was (which may explain the medication). Also, the turning around on stage perfectly mirrors/foreshadows the eye-opening aspect I wrote about above.
This may sound blasphemous coming from me, as I really, really hate Oliver Stone, but his movie "The Doors", especially the concert scene, really captured, for me, the '60s experience. Great ambiance, hostile crowd, f'd up performers, the works. Total flashback, man...