The power of causal reasoning is that it allows us to predict the effects of actions we have never taken.
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。
在必要时,一个国家杀死暴君的权利永远不应受到质疑。
History is not the past. It is the present. We carry our history with us. We are our history.