A proof is a device for convincing someone else that a mathematical statement is true.
犯错的人生不仅更光荣，而且比无所事事的人生更有用。
Design is not just what it looks like and feels like. Design is how it works.
记忆是个奇怪的东西。它的运作方式和我所想的不同。我们如此受时间束缚，受其顺序约束。
成功建立在信任的基础上——信任你的团队、你的产品和你的客户。