软件开发中最重要的一个方面是明确你要构建什么。
The most important single aspect of software development is to be clear about what you are trying to build.
Many backward steps are made by standing still.
翻译：既了解敌人，又了解自己，每次作战都不会有危险。
压力总是存在的，但我尽量不去想太多。我专注于比赛。
I used to walk down the street like I was a star... I want people to walk around delusional about how great they can be - and then to fight so hard for it every day that the lie becomes the truth.