It probably pertains to public (government) places. Like public schools and such. At least thats how it’s been viewed in America.

And don’t be silly, you know there is a difference between different kinds of speech. Thats how we also know the difference between hate speech, threats, verbal abuse, and profane speech and normal speech. Sure, a really dense lawyer can argue all day about the nuances of it, but a jury of peers or a society at large can come to a consensus of what is what.