Depends on what you are saying. If you make a credible threat against someone, you can be held criminally liable for that. If you libel someone, they can sue yo

Depends on what you are saying. If you make a credible threat against someone, you can be held criminally liable for that. If you libel someone, they can sue you. Free speech means that you have a right to say what you want and the government can't block you from doing so. There's a very high legal bar for prior restraint. After the fact there are circumstances in which you could be in legal trouble.