臣民对主权者的义务,只要主权者能保护他们,就持续存在,否则就不再存在。
I don’t let mistakes discourage me, I let them educate me.
旅行就是发现每个人对其他国家的看法都是错误的。
离散数学与计算机科学之间的相互作用一直是创新和发现的沃土。
You don’t get on by being original. You get on by being quiet and by stepping gently sideways.
I'm not perfect, but I'm trying my best.