I'm not afraid to fall because I know I'll get back up.
The absence of a strong state is a greater threat to liberty than its presence.
深刻沉着、忠厚笃信,是第一等的禀赋;直率开朗、豪迈雄健,是第二等的禀赋;明智聪慧、能言善辩,是第三等的禀赋。
NP中的每个问题都可以归约为可满足性问题,这是计算复杂性理论的基石。