The best way to optimize a program is to optimize it.
Money talks, but all mine ever says is goodbye.
Mathematics is not just about numbers, equations, computations, or algorithms: it is about understanding.
Every man has a right to his opinion, but no man has a right to be wrong in his facts.
波函数不是描述单个系统,而是描述系统的集合。
Sustainability is no longer an option; it's a necessity for survival in today's world.