These are the character elements we're all learning on the fly about one of the most entertaining athletes to hit football in years. They are the lessons that could teach us why he'd stay in last week's wild-card loss to the Seattle Seahawks when his knee was clearly out of service. In the wake of the intense, four-hour surgery on Griffin's right ACL and LCL on Wednesday morning, they are the lessons that should draw close and cautionary attention from the Redskins.