The world is full of people whose notion of a satisfactory future is, in fact, a return to the idealised past.

找到一颗类似地球的行星的可能性，正是推动我们进行系外行星研究的热情所在。

Sustainable agriculture requires a balance between technology and ecological preservation.

一个国家的法律如果不能保证公平公正、不能惩恶扬善、不能保障人民的利益，就不能当做法律。

用秤称一称，才能知道轻重；用尺量一量，才能知道长短。

"The dead are not dead until they are forgotten."

Being busy is a form of laziness—lazy thinking and indiscriminate action.

训练时流汗越多，战场上流血越少。