Peace is not free, it requires constant effort to maintain.

The past is a foreign country; they do things differently there.

教育是老年人的最佳粮食。

Sustainability isn’t a trend—it’s a responsibility we owe to future generations.

心灵应作为目的本身来研究。

为了练习，首先神造了傻人，然后祂创造了教育委员会。

创造就是活两次。