The Buddha-realm does not exist apart from the other nine realms. In essence, all living beings possess the Buddha-nature (Ch., Fo-hsing; Skt., buddhadhātu), and given the right condition, they can realize this potential for Buddhahood, i.e., the realm of hell to the realm of the Bodhisattva can be transformed instantaneously into the Buddha-realm. (Vol. 2, Page 65)