今天我们必须负责任地开采煤炭，这样我们的孩子才能继承能源安全和健康的环境。

He allowed himself to be swayed by his conviction that human beings are not born once and for all on the day their mothers give birth to them, but that life obliges them over and over again to give birth to themselves.

你的声音很重要，别让它沉默。

Sustainability is not an option; it's a necessity for the future of our industry.

艺术家必须是未知的仆人。