The power of causal reasoning is that it allows us to predict the effects of actions we have never taken.

The more constraints you have, the more creative you become.

In times of change, the ability to learn is far more important than the ability to know.

"Power does not corrupt. Fear corrupts... perhaps the fear of a loss of power."

如果我们想要清洁的空气和水，就必须从保护森林开始。

I am not interested in the average, I am interested in the extreme.