Climate change is the defining issue of our time, and we are at a defining moment.
气候变化是我们这个时代的决定性议题，我们正处于决定性时刻。
Think wrongly, if you please, but in all cases think for yourself.
The last of human freedoms is the ability to choose one's attitude in any given set of circumstances.
True happiness comes from within, not from external achievements or possessions.
决策分析的本质是将复杂问题分解为更简单、更易管理的组成部分。
每个数学问题都有一个解决方案；你只需要找到正确的视角。