Sustainability is not just a goal, it's a responsibility we owe to the future.
Courage is what it takes to stand up and speak; courage is also what it takes to sit down and listen.
The strength of a political system lies in its ability to adapt to changing circumstances and to incorporate new ideas and practices.
最好的解决方案往往是最简单的。
我们最宝贵的资产不是地下的资源,而是地上工作的人们。