The future of energy is not either/or - it's about finding the right mix of all available solutions.

The future of coal lies in balancing environmental responsibility with energy demands.

Leadership is about making the tough decisions and standing by them, even when they're unpopular.

教育本身就是生活，而不是为生活做准备。

To write about war is to write about the silence that follows.

永远不要低估渐进式改进的力量。