三写成乌
      Explanation: With the "three easy word to write."
      Source: Qing xi 'debate unofficial "go to this five years, the eyes and ears phase, its so big to have conflict with enlightenment. For a piece of paper with the words backwards, three written in black, not at longer has any practical zai. "
      Examples: If the two "will be sen in mind," Yap was small in a copy of it too pass false, what strange matter of the ~. ★ Ren placement "and Wu worship classics"