The first step in quality improvement is to understand what the customer really wants.
质量改进的第一步是了解客户真正想要的是什么。
一部好的小说应该让你不安,让你质疑你自以为知道的东西。
Sustainability isn't a trend; it's our responsibility to future generations.
I have already carried out my duty. I have proved the Poincaré conjecture and I have nothing more to do in mathematics.