写作是一种乐观的行为。如果你觉得它不重要,你就不会费心去做。
数学是理性的音乐。
You have to fight for every point like it’s the last one.
Mathematics knows no races or geographic boundaries; for mathematics, the cultural world is one country.
The line between reality and illusion is often blurred.
你越是赞美和庆祝你的生活,生活中就越有值得庆祝的事情。
Sustainability isn't an option—it's the foundation of our future.