Do you suspect that you or someone you know might be a Twainiac? It's a condition that appears to be growing. As a self-identified Twainiac, I believe I can alert you to a few signs that will confirm or refute your suspicions.
Well David is David, so as you know, he's funny and irreverent and we have a laugh. We laugh about the olden days and about how different it is to do the series as old people. He has a better memory than me so the conversation is usually him being reminded of something we did and me saying, "Really? That happened? In which of the 20,000 episodes?"
"'The Silence of the Lambs' is OK."
In real life we do our best to hide (the bulk of) our pain from other people. After a bad night, we put on a nice outfit and a big smile and only a trusted few -- if even that many -- ever get to see us with our pain exposed to another's eyes.