The jaws of power are always open to devour, and her arm is always stretched out, if possible, to destroy the freedom of thinking, speaking, and writing.

答案，我的朋友，在风中飘荡。

Learn how to take a 20-minute power nap without embarrassment.

数学不仅仅是关于数字、方程、计算或算法：它是关于理解的。

书籍是很好的礼物，因为它们里面包含了整个世界。