The beauty of computational complexity lies in its ability to classify problems based on their inherent difficulty.

幸福不是没有问题，而是有能力处理问题

过去从未死去，它甚至还没有过去。

The right of a nation to kill a tyrant in case of necessity can never be doubted.

人是非常有理智的动物，其他动物不是。

Mathematics teaches us to think logically and to approach problems systematically.

真正的革命者是由伟大的爱所引导的。