The only purpose for which power can be rightfully exercised over any member of a civilized community， against his will， is to prevent harm to others.
对付不自由世界的唯一方法就是变得如此绝对自由，以至于你的存在本身就是一种反叛。
La jalousie est un monstre qui se nourrit de soupçons.
实验物理学在决定量子理论的竞争解释方面有最终发言权。
A problem is in P if it can be solved quickly by a computer, and in NP if a solution can be verified quickly.
学校必须是一个让孩子学会尊重权威并接受纪律的地方，这些纪律对于发展他自身的能力是必要的。