美国没有永恒的敌人，也没有永恒的朋友，只有永恒的利益。
The United States has no permanent enemies, no permanent friends, only permanent interests.
The only way to find out anything about what kinds of books people would like to read is to publish books and see what happens.
写中美洲就是写世界的心脏，尽管这颗心脏在流血。