We become what we surround ourselves with
Since our brain is so fucked up, our memories fake and the history we keep telling most in our heads our real truth, it's not hard to accept that we become what is around us.
Want to do more exercises? Go to the gym to do nothing, just stay there. Create small habits that are related to that. Invoke gods that represents what you want.
April 9th, 2021: I just had an epiphany: this also is about people and social circles. Avoid the kind of people you don't want in your life, and things will be easier.