经常听人说,某某教授讲话,一开口就是谩骂,丝毫不讲道理;但我们今天所要讲的老子,却是一个最讲道理的人,同时他也是在中国典籍中,最早讲道理的人。在他所著八十一章的《道德经》中,如讲天地万物生成的道理:“道生一,一生二,二生三,三生万物”;有与无的道理:“天下万物生于有,有生于无”;知与行的道理:“上士闻道,勤而行之;中士闻道,若存若亡;下士闻道,则大笑之,不笑不足以为道”;以及处世为人的道理:“知不知,尚矣;不知知,病也;圣人不病,以其病病。夫唯病病,是以不病。”同时,老子还认为一切事物,都具有正反两面,如: I often hear people say that Professor Moumou’s speech is a verbal abuse of the slightest reason; but we want to talk about today, but I am one of the most reasonable people in the Chinese classics, and he is also the earliest of Chinese classics . In his “Book of Taoism” in chapter 81 of his book, the truths that arise from the creation of all things in heaven and earth are as follows: “Taoism is one, one, two, two, three, and three beings.” Born in, born in no “; knowledge and practice of the truth: ” Sergeant Wen, diligent; sergeant Wen Ruo Ruo Ru die; Corporal smell, then laugh, do not laugh Not enough for the road “and the truth of life:” I do not know, still carry on; unknown, disease is also; Sage is not sick, with its disease. Also think that everything, have both positive and negative, such as: