God is described as the Father of each individual, and through the direct gift of a fragment of his eternal spirit, called a Thought Adjuster, is said to be able to guide the individual toward an increased understanding of him. The Thought Adjuster is a central teaching of the book and is also referred to as a "Mystery Monitor" and "indwelling presence," as well as a "divine spark." The idea is compared within the book to the Hindu atman and the ancient Egyptian ka. In relation to biblical traditions, the Thought Adjuster is said to be the meaning behind the phrases "being made in God's image" and the "kingdom of God is within you":