Another trip around the school year calendar, another teacher cycle complete. They say the students never get older, but neither do their teachers, they just get on an airplane to Anaheim and fly off into the eternal languor of another summer. And our fountain of youth? It’s the history that keeps us young. And the trick is to find yourself a skeleton key to unlock all the hidden stories that you never knew were there all along waiting for you to tell. Speaking of which, have we told you the one about the…