Answer:
Depends on how much you want to learn really, schools usually just make you learn all sorts of parts of the subject. Some that could be necessities and some that you would rarely use.
Explanation:
Intrapersonal conflict can lead to emotional stress because if it is left unresolved, the conflict is going on within an individual and the individual is unable to release it then, it becomes an issue and can lead to anxiety, depression, because the individual can have self-defeating behaviors where they are unable to let go of their own individual conflict with themselves.