World Peace through Inner Happiness: The Path of Nichiren Buddhism Spreading Seeds of Hope - Hardcoverby Lela Ryterski (Author) Nichiren, a thirteenth century Japanese Buddhist monk, discovered a secret teaching that presents a powerful, practical method to create inner happiness. It is known as a "wish granting jewel" or a "cluster of blessings." Practitioners of this method gain wisdom, courage, confidence, and fortune in their lives. In World Peace through Inner Happiness, Lela Ryterski provides a concise history of the development of this practice