Man does not reveal himself in his history， he struggles up through it。
人不能在他的历史中表现出他自己，他在历史中奋斗着露出头角。
We are all prisoners of our own experiences, and the key to freedom lies in understanding them.
Getting cheated occasionally is the small price for trusting the best of everyone， because when you trust the best in others， they generally treat you best.
实现真正成功的唯一方法是为他人创造价值。
I don’t take no for an answer.
文化进化的研究必须考虑社会的内部动态和外部环境约束。
The poor are often forced to make choices that no one should have to make.
The first essential component of social justice is adequate food for all mankind.
学习的意愿是一种内在动机，其来源和奖励都在于其自身的实践。