What does it mean to follow one's heart?

O'Sensei, founder of Aikido, said, "First make God's heart your heart. There is evil and disorder in the world because people have forgotten that all things emanate from one source. Heaven is right where you are standing, and that is the place to train. You are here for no other purpose than to realize your own inner divinity and manifest your innate enlightenment." Let us explore how to make God's heart your heart.