"I firmly believe it is in Iran's interest not to develop nuclear weapons, because it would trigger a nuclear arms race in the Middle East and be profoundly destabilizing in all sorts of ways."

VOA: special.2009.05.23

Anybody have an idea? What's the one function of state? I'm the system, the rest are the surrounding. What's the one function of state that's constant when I'm doing all my chemical reactions to move my arms around?

态函数又是什么呢？,我是一个系统，其余的是周围的环境,那么当我在做所有的化学反应,去四处移动我的手臂的时候,什么量是常数？

麻省理工公开课 - 热力学与动力学课程节选

Clinton said Venezuela's arms acquisitions outpace those of all other South American countries and raise questions about a possible regional arms race.

VOA: standard.2009.09.15