If you don’t take risks, you’ll always work for someone who does.

我相信爱和音乐的力量可以改变世界。

鸟儿愿为一朵云，云儿愿为一只鸟。

The most effective policies are those that align individual and collective interests.

因果推理的力量在于它允许我们预测我们从未采取的行动的效果。