Becoming a Buddhist nun or monk was a common life options for the ruling elites of the Silla Kingdom and Goryeo Empire which lasted more than 14 centuries from 57 BC to AD 1392. Even kings and queens jettisoned their throne to become Buddhist monks and nuns during the Silla period, just as the Siddhartha Shakyamuni Buddha gave up his kingdom to become an enlightened one, some 2,600 years ago. The oldest surviving book that was printed with movable metal types, the Jikji, has the name of a nun named Myodeok, a possible royal family member, who commissioned the printing of the book. When Buddhis…