Ōkawa, Ryūhō, 1956- Invincible thinking : there is no such thing as defeat / Ryuho Okawa. - New York : Lantern Books, 2003. - xii, 145 p. ; 22 cm. ISBN: 1590506515 Subjects--Corporate Names: Kōfuku no Kagaku (Organization) -- Doctrines. Subjects--Topical Terms: Conduct of life.Success.