Compare the grace and restraint of Mr. Babcock on the stand. In that light it is even clearer to me how unusually self involved Burns has been over both trials. I really do think it’s striking.
<modsnip> We don't know at this point what happened in 2002 for Dr. Burns to hate DM, but I think something did happen (or multiple things) to cause his hatred, and it is totally justifiable for him to have contempt against his convicted murderer nephew on the stand...
Mr. Babcock never had an extensive personal relationship with DM, so he wouldn't have the built-up animosity that Dr. Burns has towards Millard. Mr Babcock is just beginning to hear some of the details about the things that happened to his daughter, so it could take time for it all to soak in...