"You can’t always get what you want, but sometimes you get what you need."
The most important thing in mathematics is to understand the concepts, not just to memorize formulas.
"The dead are the only ones who truly know us."
写作是在一个世界中创造另一个世界。
我专注于我能控制的事情。
穷人并不懒惰;他们只是被困在一个让他们很难摆脱贫困的系统中。