I'm the reason your air won't move.
The power of causal reasoning is that it allows us to predict the effects of actions we have never taken.
在数学中,提出问题的艺术必须比解决问题更有价值。
爱不过是使用积极强化的另一个名字?或者反过来。
The world doesn't need more plastic—it needs smarter ways to use it.