Journaling is very beneficial for self-reflection and self-discovery. By keeping a journal, you can record your own feelings and thoughts in writing, so that you can understand yourself in the past. You can also set goals and track your progress by keeping a journal. Additionally, keeping a journal can increase self-esteem and self-efficacy, which can have a positive impact on your mental health.
It can be said that a diary is an indispensable tool for self-growth.