If you want to improve relationships with people you might start with the understanding that people react in predictable ways.
Can we use hypnosis to plant a thought in somebody's head?
Let's play a game and found out how to use hypnosis to manipulate somebody's thinking.
So now you can understand the magic trick by which a hypnotist controls your mind.
Understand the main tool of magicians and of hypnotists is -- misdirection.
Maybe you should keep studying Relationship Strategies.
Then you will stop manipulating people to your selfish purposes and, instead, start manipulating people to find the joy they are seeking.