一个社会的成功取决于其平衡个人自由需求与社会凝聚力需求的能力。
Nothing is so fatiguing as the eternal hanging on of an uncompleted task.
现代研究最惊人的结果是证明了思维法则与自然法则是同一的。
I never saw a problem that I did not attempt to solve by mechanical means.
最微小的善行也比最宏大的意图更有价值。
Mental life is a series of experiments in adaptation.
"Humor is a way of telling the truth without being too serious about it."