Success is not the key to happiness. Happiness is the key to success.

The soul of a place is often hidden in its silence.

我们必须建立一个既能保护公民又不与世界隔绝的欧洲。

When you hold a piece of aggregate, you're holding millions of years of earth's history.

读书时刻苦用心，才能达到一字千金的层次。