Before revision: In the present day, the Vaishnava Sahajiya cult of Bengal practice a ritualized method of The Dutch diplomat and author Robert van Gulik proposed a historical thesis that sexual mysticism or sexual yoga originated in China, rather than India as commonly assumed (1971: 339-359).
After revision: The Dutch diplomat and author Robert van Gulik proposed a historical thesis that sexual mysticism or sexual yoga originated in China, rather than India as commonly assumed (1971: 339-359).