The problem with the world is that the intelligent people are full of doubts, while the stupid ones are full of confidence.
In mathematics, the art of proposing a question must be held of higher value than solving it.
创新是基建行业的生命力，没有创新就没有未来。
"We perceive not objects, but their utilities."
"The task of the novelist is to awaken the reader's sympathy, to make the reader care."