We have a responsibility, every one of us. We may think we live a long way from the oceans, but we don't. What we actually do here, has a direct effect on the oceans—and what the oceans do then reflects back on us.

自然和历史是地理知识的两个重要来源。

The heart that loves， lives.

A first sign of the beginning of understanding is the wish to die.

婚姻必须不断与一个吞噬一切的怪物作斗争：习惯。