Wu is property-less and yet full and fecund. Wang Bi's commentary has traditionally been the most influential philosophical commentary on the Daodejing. Like He Yan, Wang Bi focuses on the concept of wú (non-being, nothingness) as the nature of the Tao and underlying ground of existence.
Businesses and organizations. Landscape Institute, a British professional body for landscape architects; Leadership Institute, a non-profit organization located in Arlington, Virginia, US, that teaches "political technology."