The past is a foreign country; they do things differently there.

教师必须为形成较好人类而献出一切。

The only way to make sense out of change is to plunge into it, move with it, and join the dance.

空间必须被感受才能被理解。

促使人们倾向于和平的激情是对死亡的恐惧，对舒适生活必需品的渴望，以及通过自己的努力获得这些的希望。