You can’t fire me I quit
The point about free speech is not that you can say anything you want if you are brave enough to take the consequences. The true point is that if there is free speech, you don’t have to be brave at all since saying what you believe is consequence-free. What we have seen is that free speech is practically dead in the West in most areas where it really matters.
For more on this story see the article by Roger Franklin at Quadrant Online: After Latham.