The good news isn't that he doesn't know what he's doing. The good news is he admits it. The first step to recovery is admitting there's a problem.
And the Redskins play in the NFC East, so it's not mandatory that the quarterback know what he's doing.
"I don't know what I'm doing," Kirk Cousins yells during a drill he's not used to. pic.twitter.com/ITw1p5PxwE— JakeKring-Schreifels (@jakeks19) August 7, 2016