THIS is actually an interesting point. Apparently, Dean can describe Cas' features, but everyone else is strictly generalized by race, insult and/or height. <---Although to be fair, it's hard not to notice Cas' eyes :)
''ALL HE EVER WANTED WAS TO JUST DO THIS.'' And it completely breaks my heart. It also makes my heart weep that this stranger touching her baby will forever leave her believing that there really are angels and a God.