They are the first to hurl unsavory epithets at those who challenge their belief system. Many conservatives on the other hand are much more open to alternative views without demonizing those who oppose them.
If they were to think about it seriously, they would recognize that the epitome of freedom is the ability to express your opinions whatever they are. They should be proud of the fact that the civil rights movement has yielded a variety of opinions within their own community.
It is time for all the liberals to start thinking about how they can promote freedom of expression rather than how they can herd everyone into their philosophical corral.