FRISCO -- Jason Witten is feeling too good right now to consider retirement and the next chapter of his football life. Coaching seems like a good possibility, but Witten isn't certain.Cowboys coaches shared Thursday why they think the 10-time Pro Bowler will be successful if that ends up being his next profession."Witt's the kind of guy that whatever he chooses to do with his life, he's going to do it at the highest level," Jason Garrett said.