We've seen the fourth-quarter comeback. We've seen the Barney socks.
We've heard about the studiousness and the leadership. We've heard the disarming jokes.
Where does one stop and the other start? For Robert Griffin III, it's a well-defined line.
''Can't be `on' all the time,'' the rookie quarterback said with a smile and a shrug as he strolled through the Washington Redskins locker room Wednesday. ''Guys would get discouraged. You've gotta be fun to be around.''
Athletes are well-known for having on-off switches. Some of the nicest guys around become maniacs when they put on a uniform. Still, knowing when to be goofy and when to be serious isn't as straightforward as it sounds, as anyone in any workplace knows.
Teammates and coaches say Griffin already has it down pat, even though he's just arrived in the NFL.
''Real professionals are able to do that,'' linebacker Lorenzo Alexander said. ''Some players aren't able to separate the two, but he has a great knack, especially for...