I hate humans.

If this is representative of your usual conversation style, then everyone above a certain level of competence will correctly infer that they should avoid you. This will leave you with conversation partners that are far below average. Your other statements make me think that this has, in fact, happened.

I used to think I could change them.

This is a difficult skill. The first step, if you truly want to change someone, is to establish mutual respect. If they think you don't like them, they will resist all attempts to influence them. This is definitely the right strategic move on their part, and even if they don't think about strategy at all, their instincts and emotions will guide them to it. If you think that you should be able to convince people of things, with this style of writing or this style of writing translated into speech, then you have misunderstood the nature of social interaction and you need to study the basics with the humility of a beginner.