Non-violence is the greatest force at the disposal of mankind.
非暴力是人类可以使用的最强大力量。
The truth is rarely pure and never simple.
The true value of a mathematician lies in the problems they leave behind.
【讲解】:在实行仁德之事的时候对自己的老师也不要谦让。
Education must, be not only a transmission of culture but also a provider of alternative views of the world and a strengthener of the will to explore.
Die Wahrheit ist oft unwahrscheinlicher als die Fiktion.