Further derail: for those who aren't familiar, datong (大同, "great harmony"), is a idealized state of society in traditional Chinese philosophy that been re-appropriated by just every school of thought or "-ism" from before Confucious to Mao and beyond.

http://en.wikipedia.org/wiki/Great_unity

There's some lengthy (English) discussion on the term in this book:

http://www.amazon.com/The-Chinese-Revolution-Historical-Pers...