I don't think it's an attitude problem, to be honest. Moreso an "American" or environment thing. If you look at AAU (Amateur Athletic Union) basketball, youth American football, etc. It is all about swagger, personality and showboating/shit-talking. He's just a product of that.
I think he'll be fine. He comes from a sporting family. He'll know how to be professional.
I think he'll be fine. He comes from a sporting family. He'll know how to be professional.