数学中最重要的是理解概念，而不仅仅是记忆公式。
The most important thing in mathematics is to understand the concepts, not just to memorize the formulas.
Education is one of the most powerful tools we have for reducing inequality and promoting social mobility.
我们就是自己的恶魔，而且你我让这个世界成了自己的地狱。
The study of black holes has led us to the edge of our understanding, where the known laws of physics break down and new theories must emerge.
我不是词语，我是噪音。
译文：有任何事对着品行正直的人说，是是非非不要听心术不正的人说。赏析：君子做事光明磊落，胸襟宽广，我们值得托付大事，而小人品行不端，无事生非，我们容易误入歧途。
不要因为放弃而哭泣，要为了坚持而哭泣。