On MSNBC you can call a sitting president a “murderous” “fascist” even muse about putting the President on trial for war crimes, so long as that president is a Republican. But if you dare call a Democratic president a “d–ck,” as MSNBC analyst Mark Halperin did this morning it's grounds for indefinite suspension. While calling any president the D-word is probably not showing the proper respect for the office, it has to be asked where does it rank compared to essentially accusing a president of mass murder and war crimes? The following is a collection of quotes from MSNBC employees past (Keith Olbermann) and present (Chris Matthews, Ron Reagan Jr.) who had some particularly distasteful things to say about a then sitting President George W. Bush: (videos after the jump)