What makes statements meaningful?
Language is so charming that it has invoked various speculations and inspirations in history. It is so complex a system that it becomes one of the few remaining mysteries puzzling and challenging the human being's thinking. Although language studies can be dated back to the beginning of the human culture, philosophical explorations on this subject have a rather short history of nearly 100 years, but great achievements have been made and some great philosophers have contributed to us ordinary people their wonderful thoughts, including their approaches and conclusions, by which we can widen our horizons on such matters as the language itself, the relationship between language and the world, and the relationship between language and mind as well.