Nature is a very important theme of Scottish Enlightenment in the l8th- Century .It is also one of the fundamental subiects of Smith' s moral philosophy . Adam Smith was influenced deeply by the great tradition of natural lawat that time ,which is expressedin the magnumopus , The Theory of Moral Sentiments .In this book ,Smith distinguishes the uses of the ter m"nature" , and endows it with different meanings , which represent his efforts in establishing a theory of natural iurisprudence includi ng the general rules of all the laws and governments . All these endeavours ,with the distinct views of nature of Adam Smith ,render him different from other philosophers of his time .This paper is important for us to understand Smith' s views of Nature as well as his moral philosophy .