白天从妻子儿女的反应来省察自己的行为以看其是否诚信；夜晚由梦境情况来考验自己的志气，以知道其是否坚定。
人类个体自由探索的思想是世界上最宝贵的东西。
Brand building is a long-term project that requires sustained efforts from generations.
The laws of physics are the same in every corner of the universe.
自然是最伟大的艺术家。
America has no permanent friends or enemies, only interests.
The concept of NP-completeness has provided a powerful tool for understanding the complexity of computational problems.