Success is not final， failure is not fatal： it is the courage to continue that counts.
成功不要紧，失败不致命。继续前行的勇气，才最可贵。
真相并不总是美丽的，美丽的话语也不一定是真相。
学习在于改变介于刺激和反应之间的某些中介过程。
"Sometimes the hardest battles are the ones fought within ourselves."
国际体系的结构迫使国家以某种方式行事，无论其内部特征如何。
"We are all in the gutter, but some of us are looking at the stars."
学校不仅仅是教授数学和阅读的地方。它们是身份形成的场所，也是知识政治展开的地方。
A creative man is motivated by the desire to achieve, not by the desire to beat others.
Every scientific advancement forces us to confront new ethical questions.