数学不是一项观赏性运动。
在这个行业里，如果你很优秀，十次中你会对六次。你永远不会十次中对九次。
The world is always right. In its judgments, it is always right. For it is not the world that judges, but we.
事实是，我们都在内心携带着自己的监狱。
Boundaries define us. They define what is me and what is not me. A boundary shows me where I end and someone else begins, leading me to a sense of ownership.
知识的最大敌人不是无知，而是知识的幻觉。
Architecture starts when you carefully put two bricks together. There it begins.
The true potential of computer science is realized when it is applied to solve real-world problems.
"A book is a fragile creature, it suffers the wear of time, it fears rodents, the elements and clumsy hands. So the librarian protects the books not only against mankind but also against nature and devotes his life to this war with the forces of oblivion."