国际体系本质上是竞争性的，国家不断试图互相超越。

The challenge of our time is to harness energy without harming the planet.

The Vietnamese people deeply love independence, freedom, and peace. But in the face of a threat to their country's independence, the Vietnamese people would rather sacrifice everything than lose their country and be enslaved.

当我在那日子的终了，站在您的面前时，您将看见我的伤疤，而知道我有我的许多创伤，但也有我的医治的法儿。

When given the choice between being right or being kind , choose kind.

To make love with a stranger is the best. There is nothing more exciting.

对财产的过度关注，胜过一切其他因素，阻碍了我们自由高尚地生活。

每块石头都有故事——我们的职责是确保这是个值得讲述的故事。