The United States has no permanent enemies, no permanent friends, only permanent interests.
美国没有永恒的敌人，也没有永恒的朋友，只有永恒的利益。
最好的报复就是巨大的成功。
Take an object. Do something to it. Do something else to it.
Escribir es una forma de resistencia contra el olvido.
In the world of mathematics, every question leads to another, creating an endless web of knowledge that connects all areas of science.
The safest way to double your money is to fold it over once and put it in your pocket.