One could ask the same thing of Fox News and its conservative viewers. Fox news speaks the truth and MSNBC speaks deception. Anyone who actually listens to conservative policies know that they work...
From what chat friends in Australia have told me about their politics, the "conservative" politicians there would make Hillary Clinton and Ted Kennedy look like a Right Wing extremists.
By definition, you can be a "liberal", by being open minded and not so strictly bound to the observance of orthodox, traditional or established forms or ways. Of course, if one were to use that...