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.
数十亿年来，大自然一直是最出色的生物工程师。
我们死去是为了证明我们曾活过。
The biggest risk is not taking one.
Mathematics is not just a tool; it is a way of thinking.