可持续发展不是选择,而是煤炭行业的必然要求。
数学的美在于它是永恒的,它不会改变。
The laws of physics are the language in which the universe writes its story.
用智慧的眼光看待世界。
I truly believe that women should be financially independent from their men. And let's face it, money gives men the power to run the show. It gives men the power to define value. They define what's sexy. And men define what's feminine. It's ridiculous.