Happiness is secured through virtue; it is a good attained by man's own will.
哭着送去,哭着回来,回来后要努力于衣食之物的生产,资助祭祀,并用来孝顺双亲。
科学中最重要的不是获得新的事实,而是发现思考它们的新方法。
The mind is a mosaic of elementary processes.