Sociolinguistics is a frontier science. From the beginning of this century onward, following an ever-deepening observation and inference in natural sciences and social phenomena, an awareness arose that a single science , cannot explain, let alone analyze in great detail, complex natural and social phenomena. Real life demanded interdisciplinary studies, which gave rise to frontier sciences. Nature and society do not consist of separate and unrelated parts; rather, nature and society are an organic, integrated whole, which cannot be explained in (...) terms of mechanical materialism. (shrink)