Libs won't admit that they really don't believe in free speech.
"Progressives", not liberals, but yeah.
They can't admit it, because it would be admitting that they're not actually liberal.
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Naw, we just don't think that "free speech" means we have to subsidize a forum for every hateful, awful idea that comes out of the right.
Tim Allen is free to have his opinion. even though he's kind of a hypocrite, given he went to prison in the 1970's. But his opinion means other people in his industry are going to judge him.
In short, you don't call your peers a bunch of Nazis and still expect to have a job in the long run. But you are perfectly free to say so.