我认为数学之所以有价值，是因为它具有这种令人难以置信的结构，你可以探索和发现。
"Russia's destiny is written in the faces of its peasants."
We're not trying to preach, we're just trying to teach.
沙漠之美，在于人们意识到在它其中的某地，隐藏着一口水井，一泓清泉。
Our ability to perceive changes in things is because monads maintain a stable internal essence amid infinite changes.
煤炭使美国在世界范围内保持竞争力。
La vie est une tragédie pour celui qui sent, et une comédie pour celui qui pense.
"The true alchemists do not change lead into gold; they change the world into words."