It is a great discovery to know how to be intentional about your own personal growth. To discover your purpose, you need to grow in self-awareness. To become a better human being, you need to grow in character. To advance in your career, you need to grow in your skills. To be a better spouse or parent, you need to grow in relationships. To reach your financial goals, you need to grow in your knowledge about how money works. To enrich your soul, you need to grow spiritually.
The specifics of growth change from person to person, but the principles are the same for every person. You cannot change your life until you change something you do every day. If you keep learning and growing every day over the course of many years, you will be astounded by how far it will take you.