In the free society I want to live in, we ought to let people voice their opinions even when we disagree. There are limits to freedom of speech besides those put in place by the state.
Taken to an extreme for purely rhetorical purposes: if you get fired, black-balled, and publicly shamed for voicing any opinion, then do you live in a society with freedom of speech?
https://en.wikipedia.org/wiki/On_Liberty#Of_the_liberty_of_t...