The first is the natural level that includes all kinds of life on earth, the second is the social level, regulating the relationships between human beings, and the third is the spiritual level, where mankind is confronted with the deeper meanings of existence. The structure its four distinct corners must always be included. Designs usually comprise of thick strands with tight intertwined patterns as a means of depicting an unbreakable barrier, otherwise disasters and catastrophes will arise. Now the ecological balance of planet earth is in danger and mankind should try to find the way back to the natural, social and spiritual roots of life. This is also represented through the cyclical symbolism of the mandala.