人们改变了，却忘了告诉对方。
People change and forget to tell each other.
Politics is every citizen's duty, and avoiding politics is itself a political stance.
不要担心你在数学上遇到的困难；我敢保证我遇到的困难比你还大得多。
I think that everything is possible if you put your mind to it.
The greatest enemy of knowledge is not ignorance, it is the illusion of knowledge.
这个熟睡的小王子最叫我感动的地方是，他对一朵玫瑰的感情甚至他睡着了，那朵玫瑰花的影子，仍像灯光一样照亮他的生命。
【译文】 孔子说：“吃粗粮、喝白水、弯着胳膊当枕头，乐也在其中了！缺少仁义的富贵，对我来说，就象天上的浮云。”