Can you be more specific as to what you mean? This question seems confused to me, but the fact that it's being upvoted means that others likely have similar questions, so I'd like to know as much as possible about what you're asking me before answering.
Presumably, you have noticed some of the issues you describe in your own behavior, not just in others (unless you are far more rational than everyone else). For example, you might have caught yourself "looking for new tricks", or forgetting to "repeat continually forever," or noticing only in retrospect that you were "emotionally compromised" in a certain situation, or some other pitfall you describe in your post. After realizing what happened, you (presumably) did what you preached: "practice and changing your mindset&qu...
Related to: What Do We Mean By "Rationality?"
Rationality has many facets, both relatively simple and quite complex. As a result, it can often be hard to determine what aspects of rationality you should or shouldn't stress.
An extremely basic and abstract model of how rationality works might look a little something like this: