The world is before you, and you need not take it or leave it as it was when you came in.
释义：人必须在现实事务中进行磨练，才能立定脚跟，无论外界是月朗风清还是狂风骤雨，都能保持内心平静坚定。
The study of psychology must include the study of the environment in which the mind operates.
Life is about creating yourself.
The real problem is not whether machines think but whether men do.
I never wanted to be anyone but myself.
In the midst of winter, I found there was, within me, an invincible summer.