所有的痛苦都是痛苦。
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。
自由社会的原则对于人类进步和繁荣至关重要。
过度捕捞是对子孙后代的盗窃。
The psychologist must be a meticulous observer.