Hsu wu
Hsu wu
(a) Emptiness and non-existence referring to Tao which is so full and real that it appears to be empty and non-existent. “It is in the empty and the non-existent where Tao is found.” (Huai-nan Tzu, d. 122 B.C.)
(b) Absence of desire and egotism. (Taoism) — W.T.C.