Premature optimization is the root of all evil.

There is no man, however wise, who has not at some period of his youth said things, or lived in a way the consciousness of which is so unpleasant to him in later life that he would gladly, if he could, expunge it from his memory.

在原子和电子的世界中，经典物理学的定律不再有效，我们必须转向量子力学以获得正确的描述。

科学应当为人类服务，而不是反过来。