You may trust your own judgement, but do you trust the judgment of literally everyone in the world?
Recently a woman was killed by someone who was offended by her rainbow flag. Last year, a teenager killed a boyfriend who wanted to break up with her.
Today, those are the actions only of unstable people. But they would become the norm if you allow everyone to be judge, jury, and executioner. How long do you suppose an LGBTQ person would survive in Idaho?