经济增长和环境责任之间的平衡是我们这个时代的决定性挑战。
The balance between economic growth and environmental responsibility is the defining challenge of our time.
Sustainability is not an option; it's a responsibility we owe to future generations.
【译文】力气单薄就不要去背负重物，说话没分量就不要规劝别人。没有钱就不要到人群中去，遇到危难千万别去求亲戚。