The purpose of abstraction is not to be vague, but to create a new semantic level in which one can be absolutely precise.

你的时间有限，所以不要为别人而活。

最大的风险是不冒任何风险。在一个快速变化的世界里，唯一注定失败的策略就是不冒险。

Quality is the result of a carefully constructed cultural environment. It has to be the fabric of the organization, not part of the fabric.

The key to good design is understanding forces.

一个公司的成功不应仅以利润衡量，还应以其对地球的影响来衡量。