When crisis comes, true leaders must dare to take responsibility and make quick decisions.

I went to the woods because I wished to live deliberately. I wanted to live deep and suck out all the marrow of life, to put to rout all that was not life.

仅仅知道如何使用工具是不够的；还必须了解它们何时适用。

能源转型不会一夜之间发生，但每一步都很重要。

解读：抽象群体易被理想化，而身边真实个体有缺点、会犯错，呼吁把关爱落到实处，关心身边亲朋，而非空谈大爱，忽略眼前人的需求。