希望健康长寿,这是人之常情。随着经济的发展、生活水平的提高、医学科技的发展,人的平均寿命在延长。古人说“人生七十古来稀”,如今活到八九十岁,已是很平常的事。这说明,延长人的寿命是可能的。但必须清楚,人的生命是有限的,不可能“长生不老”。 世界上的万事万物有生就有灭,这是不可抗拒的自然规律。无论是动物或植物,都有自己的生命周期。一个生命周期结束时就会死亡。例如种植的小 Hope that health and longevity, which is human nature. With the economic development, the improvement of living standards, the development of medical science and technology, the average life expectancy of people is lengthening. The ancients said that “life is seventy to rare,” and now live to eighty or ninety years old, it is very common. This shows that it is possible to extend the life expectancy of people. But it must be made clear that human life is limited and it is impossible to “live forever”. Everything in the world has its birth and death, which is an irresistible law of nature. Whether animals or plants, have their own life cycle. A life cycle ends when it dies. For example, planting small