物理定律是普遍的,但我们对它们的理解在不断演变。
The laws of physics are universal, but our understanding of them is constantly evolving.
我是一个战士。我相信善良,我相信善良终将战胜邪恶。
Technology is just a tool. In terms of getting the kids working together and motivating them, the teacher is most important.
一本好书是最好的朋友,今天如此,永远如此。
"The profession of book writing makes horse racing seem like a solid, stable business."