对你的产品发誓。如果你不这样做，其他人也不会这样做。
Swear by your product. If you don't, no one else will.
I've learned that you can't control what other people say about you, but you can control how you react to it.
"Mathematics is not about numbers, equations, computations, or algorithms: it is about understanding."
抱最好的希望，做最坏的打算。