

“No, you have free speech as well, but it is also has its limits.”
Which is true. A lot of Europe learnt from World War II that certain types of speech should not be tolerated. In the rest of the article there are examples given - neo-Nazis for one. I am not particularly keen on tolerating the freedom of speech of Nazis or others that call for genocide and killing.
The Party told you to reject the evidence of your eyes and ears. It was their final, most essential command.