我经常思考劳动和时间。

Diversity in fruit varieties is like diversity in cultures - both make the world richer and more interesting.

阅读的行为是一种同理心的行为，一种走进他人鞋子的方式。

To look up at the heights of heaven and to admire the stars.

The purpose of computing is insight, not numbers.

下一代不会问我们说了什么，而是问我们做了什么。