关于可持续海鲜选择的教育使消费者能够推动积极的变革。
Being powerful is like being a lady. If you have to tell people you are, you aren't.
The most valuable resource in the world is not oil—it's human potential.
国家是理性的行为者,在无政府状态的国际体系中寻求最大化其权力和安全。