心理学是精神生活的科学，而不仅仅是其元素的分类。

预测未来的最好方法就是去创造它。

We are all time capsules carrying fragments of the past.

The greatest happiness of a teacher is to send groups of children to the other shore of their ideals.

实验中的每一次失败都是离成功更近的一步。