The best way to learn mathematics is to do mathematics.
The beauty of mathematics lies in its ability to connect seemingly unrelated ideas.
The laws of physics are the same everywhere in the universe, and that is a profound truth.
解释：占卜来解决疑惑，如果没有疑惑的话又何必占卜呢？
Persistence in research often pays off when you least expect it.
"History is not just about dates and events; it's about the people who lived through them."