性,是人类与生俱有的。动物亦然,雄性生物产生精子,雌性生物生成卵子,正是由于这两种生殖细胞的存在,性别才得以确立,所以说性机能是一种存在于毫无任何意识形态下的天赋本能。我国春秋时期的大思想家、道学家老子,对人的性欲就有过精辟的论述:“未知牝牡之合而全朘作,精之至也。”意思是说男童虽未发育成熟,尚不懂得性交一 Sexuality is inherent to human beings. Animal also, male creatures produce sperm, female organisms produce eggs, it is precisely because of the existence of these two germ cells, sex was established, so that sexual function is a natural instinct exists without any ideology. The great thinker and Taoist Lao Tzu in the Spring and Autumn Period of China had an incisive discourse on the sexual desire of the people: “The unification of the unknown benevolence, the refinement of the benevolence,” means that although the boy is not well-developed , Still do not know how to have sex