在孩子的生命中，没有什么可以替代书籍。
"There is no substitute for books in the life of a child."
自由不过是一个变得更好的机会。
Imagination is more important than knowledge. For knowledge is limited, whereas imagination embraces the entire world, stimulating progress, giving birth to evolution.
The sole meaning of life is to serve humanity.
What is necessary to change a person is to change his awareness of himself.
疾病是生命的阴暗面，一种更沉重的公民身份。每个出生的人都持有双重国籍，在健康王国和疾病王国中。
炼油创新不是要重新发明轮子，而是让轮子转得更清洁、更智能。