A language can be considered to be only a communicating tool, go through the massive dust of the history, many languages have developed by the evolution of communicating requirement. Each language has its own grammer and structure rules when people write or talk with it, but many idioms and some words established by usage formed in the everyday life, people now can easily use their mother word to contact with others, a language has been becoming a art, a beautiful flash art. When you want to express a meaning by one language, maybe there are thousands of words can be chosed, especially chinese.