Every passionate ideologue says that when we ban them, and of course the feeling is understandable—in fact it seems to be irresistible (https://hn.algolia.com/?dateRange=all&page=0&prefix=true&que...). But the truth is we've banned plenty of users with the opposing ideology to yours, and they complain about it bitterly also.
Here's are some related comments with plenty of examples: