Materials themselves are not important; what matters is how you use them.
The speech we hear is an indication of that which we don't hear. It is a necessary avoidance, a violent, sly, anguished or mocking smokescreen which keeps the other in its place.
The challenge of quantum computing is not just technical but also conceptual.
人生要么按照自己的意愿生活，要么按照别人的意愿生活。
The future of medicine lies in understanding chemistry at the molecular level.
战略的本质是选择不做什么。