Just as people shouldn't be extorted and forced to leave when somebody harasses them in real life, people shouldn't be forced of the internet by cyber bullies. We have the right to use the Internet without someone spitting in our face.
You cannot turn this around on me and say "well people have the right to say what they want on the Internet and offend and insult others"
You gotta understand that there has to be alot more than just "saying mean words" to get those.
If someone is visibly bothering you, you're allowed to get police intervention. Of course this is implied that the 'bothering' is significant