The young do not know enough to be prudent, and therefore they attempt the impossible, and achieve it, generation after generation.
给定系统中的酸和碱不是绝对的,而是相互关联的。
It has done me good, because of the color of the wheat fields. Go and look again at the roses. You will understand now that yours is unique in all the world。
知识、美德和虔诚的种子自然植入我们心中。