对民主的最大威胁不是来自外部敌人，而是来自内部腐败和公民美德的丧失。

The rise of China will inevitably lead to conflict with the United States, as it challenges the existing balance of power.

Innovation is the key to staying ahead in the dairy industry.

Structured Programming supports the law of the excluded middle.

Non-violence is the greatest force at the disposal of mankind.

实现明天的唯一限制是我们今天的疑虑。