Japanese Zen and the Zen priest's function has largely been reduced to officiating at funerals, a practice sarcastically referred to in Japan as . For example, the Sōtō school published statistics stating that 80 percent of laity visited temples only for reasons having to do with funerals and death. Mahayana Buddhism teaches śūnyatā, "emptiness", which is also emphasized by Zen. But another important doctrine is the buddha-nature, the idea that all human beings have the possibility to awaken. All living creatures are supposed to have the Buddha-nature, but don't realize this as long as they are not awakened. The doctrine of an
Secular Buddhism promotes a strictly secular form of Buddhism. Batchelor was a Buddhist monk ordained in the more traditional forms of Buddhism. From his experience as a monk practicing Tibetan Buddhism and later Zen, he felt the need for a more secular and agnostic approach. In his books "Buddhism Without Beliefs" and "Confession of a Buddhist Atheist" he articulates his approach to the Buddha's teaching, describes Siddhattha Gautama as a historic person rather than an idealized religious icon, and scrutinizes typical Buddhist doctrines dealing with the concept of an afterlife. The Liberal Democrat peer Lord Avebury was a secular Buddhist and a