巴菲特在2004年伯克夏股东大会上说

每当一座煤电厂关闭，美国的一部分心脏也随之关闭。

Sustainability isn't an option; it's a necessity for the coal sector.

One must be a god to be able to tell successes from failures without making a mistake.

擅长某事的唯一方法就是多次失败。