" The last five hundred years: It is well known from the Scriptures of all schools that after the Buddha's Nirvana the Dharma will progressively decline, and that every five hundred years a decisive change for the worse takes place... "The last five hundred years, when Buddhists will be strong in nothing but fighting and reproving, and the Dharma itself becomes practically invisible. "

― , Buddhist Wisdom: The Diamond Sutra and The Heart Sutra