Thinking about your role will automatically get you in the frame of mind to get your strategy and game plan right before you step onto that field.
I just don't know the art of making friends with girls. And that's the reason why I've never had a single girl as a friend. Also, I'm so engrossed in cricket that I've never found an opportunity to interact with girls very closely. In a way, it's better, as my mind doesn't get diverted!
For me, making my intent clear to the batsman before he stamps his authority is important. Playing with his mind is a way of attacking rather than setting attacking fields.