如果你无法飞翔，那就奔跑；如果你无法奔跑，那就快走；如果你无法快走，那就爬行。但无论如何，你必须继续前进。

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

我训练时就像我不是最好的，这样我才能保持最好。