The decline of violence may be the most significant and least-appreciated development in the history of our species.
文字的力量不在于其响亮，而在于其能在读者心中产生深刻共鸣。
质量绝不能妥协——我们生产的每一片药都代表着患者的希望。
The modern state is characterized by its ability to concentrate and use power effectively.
The concept of law involves the union of primary and secondary rules.