Psychology should help us understand how we meet life's challenges.
Mathematics is the poetry of logical ideas.
一个人的价值应该看他贡献了什么,而不是他能得到什么。
卡塞尔文献展不是一个博物馆,而是一个相遇与对抗的地方。
The only thing necessary for the triumph of evil is for good men to do nothing.