Always listen to your audience. They will tell you what they want, if you're willing to hear.
永远倾听你的观众。如果你愿意听，他们会告诉你他们想要什么。
The study of mathematics is like air or gravity—it is everywhere, and you can't see it, but you know it's there.
每一种化合物都必须有确定的组成，这可以用其元素的符号来表示。
True growth comes from challenging the status quo, not just maintaining it.