I, too, wasn't aware he was even sick. We certainly didn't see eye-to-eye on most things, but I always respected him. He was one of the few more "civil" arguers among us, and I believe his concern and care over his fellow man were truly sincere. Wow. You just never know.

"Vaya con Dios, Castle. Go with God."
"God's going to sit this one out." The Punisher (2004)