Lathe of Heaven: FULL synopsis

George Orr is tortured by his dreams because sometimes they come true. The world he wakes up to has changed into the world that he dreamed, sometimes radically, sometimes violently. As a teenager he dreams the death of his aunt and he awakens to finds that she was killed in a car accident six weeks before. He is horrified, and attempts to control his dreaming, but over the years some of his dreams and nightmares …

…whom heaven helps we call the sons of heaven. They do not learn this by learning. They do not work it by working. They do not reason it by using reason. To let understanding stop at what cannot be understood is a high attainment. Those who cannot do it will be destroyed on the lathe of heaven." - Chuang Tse. In the light of this quote, how would you interpret the title of the book?