有时必须远行，才能理解家中发生的事。
"Manchmal muss man weit reisen, um zu verstehen, was zu Hause passiert."
当下是转瞬即逝的时刻，已经在成为过去。
The fundamental principle of gestalt psychology is that the mind forms a global whole with self-organizing tendencies.
君子勇于改正错误，小人则文过饰非。
One must choose in life between boredom and suffering.
史记
The only learning which significantly influences behavior is self-discovered, self-appropriated learning.
为了如今仰望太空，注视月球和遥看繁星的人们，我们发誓，我们决不允许太空被那些敌对国家（原文为旗帜）所征服，我们会看到自由与和平的旗帜在飘扬。（1962年我们选择登月演说）