To be at home everywhere is to be at home nowhere.

I'm not a rapper, I'm a rock star.

Attention is the taking possession by the mind, in clear and vivid form, of one out of what seem several simultaneously possible objects or trains of thought.

煤炭企业的未来在于智能开采和清洁利用。

数学家研究纯数学不是因为它有用；他研究它是因为他喜欢它，他喜欢它是因为它美丽。

The periodic table is not just a chart; it's a map of endless possibilities.

Leadership means making tough decisions today that will ease tomorrow's challenges.

录音室已成为新的音乐厅，麦克风成为新的评论家。