Never said anything to the contrary. We're not talking about any of his talents or skills. We're talking about his inability to handle failure with even a bit of maturity and udnerstanding. You simply can't go busting up things in the clubhouse because you struck out.
I'd rather see him show anger and frustration from not getting the job done rather than just accepting it meekly. That said, he should tone it down a bit, but he is who he is. Get used to it.