世界是一个没有结局的故事。
The world is a story without an ending.
The world is a book, and those who do not travel read only one page.
The Internet is becoming the town square for the global village of tomorrow.
正是通过好奇心和以新方式看待机会，我们总是规划我们的道路。
The pain is temporary, but the glory is forever.
You have to be ready to suffer if you want to be successful.
国家是理性的行为体，它们寻求最大化相对权力，以确保在竞争性的国际体系中生存。