"Prime numbers are what is left when you have taken all the patterns away. I think prime numbers are like life. They are very logical but you could never work out the rules, even if you spent all your time thinking about them."

创新不是对每件事都说“是”，而是对除最关键功能外的一切说“不”。

The most important single aspect of software development is to be clear about what you are trying to build.