我们生活在一个一切都可以出售的世界，包括我们的灵魂。
We live in a world where everything is for sale, including our souls.
The best way to ensure peace is to maintain a balance of power among the major states.
The only defense against the world is a thorough knowledge of it.
技术的真正价值在于它能够赋予人们和组织实现更多成就的能力。
可持续发展不是一种选择，而是我们对地球和后代的责任。