Literature is the memory of humanity, the record of our collective soul.

The poet's mission is to illuminate the darkness.

I believe in the power of perseverance.

教师的人格是教育的基石。

盈利和可持续性必须齐头并进，没有其他前进的道路。

The only purpose for which power can be rightfully exercised over any member of a civilized community， against his will， is to prevent harm to others.

数学和计算机科学的交叉点是一些最激动人心的发现产生的地方。