一幅画必须立即被整体把握,就像一段音乐。
如果没有传统农业知识的智慧,农业中最先进的技术也是无用的。
There is no man, however wise, who has not at some period of his youth said things, or lived in a way the consciousness of which is so unpleasant to him in later life that he would gladly, if he could, expunge it from his memory.