I would not say people are stupid. We should never assume we know why someone did something and then take action based on that assumption. When someone cuts yo

I would not say people are stupid. We should never assume we know why someone did something and then take action based on that assumption. When someone cuts you off in traffic, for example, they probably did not see you or are late for an important event or their wife is in the emergency room having a baby. It probably was not personal or malicious.