如果你没有深陷其中，你怎么知道自己有多高？

人生重要的在于确立一个伟大的目标，并有决心使其实现。

Sometimes it seems as if there are more solutions than problems. On closer scrutiny, it turns out that many of today's problems are a result of yesterday's solutions.

语出西汉·桓宽《盐铁论·世务》。虽然有一片诚挚忠信的愿望，如不知道因事随机应变，那便是一条危险的，甚至会灭亡的路。

"The universe is not only stranger than we imagine, it is stranger than we can imagine."

The teacher is the sun, the student is the moon. The teacher shines, and the student reflects.

The best way to learn about poverty is to go out and talk to the poor themselves.