数学不知道种族或地理界限；对于数学来说，文化世界是一个国家。

Only two things in this world so that our souls are deeply shocked First, our brilliant stars overhead, First, our hearts lofty moral laws.

我为报纸致哀，我为新闻站台。

I don't care what you say about me as long as it's not true.

能源转型不是威胁——它是终极机遇。