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If one should derive happiness from the fortune of another than one has love for that person.
If one should derive happiness from the misfortune of another than one has hatred for that person.

It is really just as simple as that.
You have touched very critical point in your outstanding post. No place in the world doesn't suffer predefined weaponized language such as "hate speech". The more the society is illiterate the easier it can be controlled through certain accusations to some of its members. Hope your message reach as many people as possible.