Things I know, and things I think I know:
The mind swirls after a historically significant week in the Big Ten Conference.
Play ball! (hopefully).
A few questions linger in my cranium, including this one: What does Tom Osborne think of how Big Ten leadership, particularly Commissioner Kevin Warren, has acquitted itself during the past couple of months.
"I have an opinion," said the former Nebraska coach and athletic director, who played a lead role in NU's move to the league in June of 2010. "At this point, I don't think it's particularly helpful for me to express my opinion because I'm not really a decision-maker.