生活的目的不是快乐。它是有用的,是光荣的,是富有同情心的,是让你活得有意义,活得好。
"Mathematics is not about numbers, equations, computations, or algorithms: it is about understanding."
"The future belongs to those who can adapt."
最成功的公司不只是销售产品,他们还销售体验和情感。