仰不愧于天，俯不怍于人。
人活着，就应该坦坦荡荡，明明白白，无所愧疚。
Quality is not a destination, it is a journey.
我们越是靠理智生活，就越不理解生命的意义。
"Memory is a fragile thread that connects us to what we have lost."
We kid ourselves if we think that the ratio of procedure to data in an active data-base system can be made arbitrarily small or even kept small.
数学研究是具体与抽象之间不断的对话。
Architecture is the thoughtful making of space.