Why make the decision for the user, there's an ignore button that's just as useful, unless of course s/he manages to get another noob to quote him/her.
This is why DaRude. This is why. I would have to put everyone that quotes him on ignore too, which would be like half the people here...
If you can abstract away all his PM shilling and antisemitism then it is not unusual that he brings sound arguments.
I think as a smart person you should be objective and open to sound arguments that go against your opinions.