It’s not a good look! It’s not productive!
If you want to do better, you have to acknowledge not only your talents but your shortcomings. Sometimes you have to ask for honest feedback. And then (here comes the hard part!), you have to listen.
So take a look at Don’t Let Your Professional Shortcomings Hold You Back At Work. You will learn some tips for asking for, encouraging, and responding to feedback. First step: get that head out of the sand!