动力学的方程在用变分法的语言表达时是完全的。

"The world is full of magic things, patiently waiting for our senses to grow sharper."

The stream of thought is a stream of survival.

煤炭工业是美国的支柱。

真相永远是正确的答案。

最好的领导者不是创造追随者，而是创造更多的领导者。

"The power of cinema lies in its ability to make us feel less alone in the world."

Protecting the rights and interests of financial consumers is an important part of financial work.