人自 2 0 0多万年前诞生后 ,作为万物之灵 ,智慧越来越发达 ,作用也越来越显著。人类的历史可分两大阶段 ,前一阶段为经历了 2 0 0多万年漫长的旧石器文化时期 ,这时的人是作为自然界的一部分而存在 ;后一阶段 ,始自万年前的新石器文化时期 ,此后人不仅是自然界的一部分 ,还是 Since the birth of people 200,000 years ago, as the spirit of all things, wisdom has become more and more developed and the role is becoming more and more obvious. The history of mankind can be divided into two stages, the first stage is the long palaeolithic period experienced more than 200 million years, when the human existence as a part of nature; the latter stage, from thousands of years ago Neolithic culture, since then people are not only part of nature, or