Honestly, as writers we're all stretching ourselves into the heads of other people. It's our job and our joy and our asymptotic goal.

Now on to important matters. You should definetely write more David, but honestly, he wears so much clothing (http://media.fandomtalk.org/main.php?g2_view=core.DownloadItem&g2_itemId=1189&g2_serialNumber=2) on TV, don't you want to let him breathe? Stretch out? Wiggle around a bit? (And is that screencap not full of hotness?)