能源的未来在于可持续性和创新。

书籍是最安静且最恒久的朋友。

The thing that is important is the thing that not seen… It is just as it is with the flower。 If you love a flower that lives on a star， it is sweet to look at the sky at night。 All the stars are abloom with flowers…

因此，生产的最终条件是生产条件的再生产。

He strolled like a man in the park without a care or a worry in the world. Like he had>

The true measure of leadership is not in the profits you make, but in the legacy you leave behind.

"Writing is an act of courage, a way to confront the chaos of existence."

数学中最重要的是提出正确的问题。