写作是一种自由的行为,但也是一种责任。
Freedom is man's capacity to take a hand in his own development. It is our capacity to mold ourselves.
The mind is everything. What you think, you become.
Mathematics is not just about numbers, equations, computations, or algorithms: it is about understanding.
世界是一面镜子,我们在其中看到自己。
"The most sustainable competitive advantage is learning faster than your competition."