When you say "protection from harm system," I assume you mean the Integumentary system. It's job is to protect the body from various kinds of damage. Hope this helped! :)
Answer: When you have a better understanding of your emotions, you may act in ways that help your greater emotional wellbeing. And that will impact your overal mental health.
Explanation:
A personal mission statement focuses on who you are as a person and identifies your purpose whether that’s in the office or simply in life it explains how you interpreted that purpose and why it matter so much to you