Hunger and poverty are the root causes of much of the world's unrest and misery.
文件就像定期保险:它令人满意,因为几乎没有人订阅它取决于它的利益。
Happiness is not something ready made. It comes from your own actions.
最危险的幻觉是被我们误认为现实的那些。
The structure of the international system, not the intentions of individual states, is the primary determinant of state behavior.