Quality is the result of a carefully constructed cultural environment. It has to be the fabric of the organization, not part of the fabric.
解决数学问题的旅程和解决方案本身一样重要,因为它教会我们耐心、坚持和发现的快乐。
历史学家行走在事实与想象的钢丝上。
不要等待机会,创造机会。