爱的意义是爱那些不可爱的；宽恕的意义是宽恕那些不可宽恕的；信仰的意义是信仰那些不可置信的；希望的意义是当一切看上去毫无希望的时候仍心有希望。
To love means loving the unlovable. To forgive means pardoning the unpardonable. Faith means believing the unbelievable. Hope means hoping when everything seems hopeless.
伟大人物的行动，不必拘守先例与常规，能立义就可以称贤。
反射是神经活动最简单和最常见的形式。
Psychology should concern itself not with static elements, but with the dynamic interplay between organism and environment.
释义：在昏暗不明的环境中，若仍能保持光明的心境，内心就能像青天白日一样明亮无染。
The best way to predict the future is to create it.