This passage refers to the great joy that one experiences
when one understands for the first time that one's mind
from the very beginning has been the Buddha.
Nam-myoho-renge-kyo is the greatest of all joys.
Source: www.sgi-usa.org, Daily Gosho,(Ongi kuden - Gosho Zenshu, page 788, The Record of the Orally Transmitted Teachings, page 211) Selection source: Living Buddhism, Seikyo Shimbun, Jan. 17th, 2010
Contributed by: jaBuddha