Because things change, peace of mind is where you belong. May you go through many vicissitudes and remain naive forever. Meaning of

Because things change, peace of mind is where you belong. May you go through many vicissitudes and remain naive forever. Don't argue, don't rob, be fearless and not greedy, and do things honestly and honestly, and you will feel at ease. After all, the world is warm, life is lovely and life is beautiful. Life is a journey. This sentence comes from Ji Xianlin, the author of "Peace of mind is your destination".