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麦克斯韦方程式不足以设计电动机不是计算机的错。
It is not the computer's fault that Maxwell's equations are not adequate to design the electric motor.
创新不是让事情变得更复杂,而是让事情变得更简单可靠。
The concept of polynomial-time reduction is central to understanding the structure of NP-complete problems.
我们必须愿意失败,愿意犯错,愿意带着学到的教训重新开始。