Sometimes we blame someone without thinking and our blaming to someone can ruin someone's entire effort and also cause frustrating for others.
Source
Sometimes our blaming to others is the result of our misunderstanding or the result of our behavior and thinking but if it is accepted that blaming someone is our misunderstanding then how good it would be if we understand and read thoroughly before doing this so that we do not have to face regret if the person being accused is proved to be true that's why it is said that it is very easy to blame someone without thinking, but it is difficult to face the consequences. Before blaming someone for a mistake, we should think carefully whether someone really deserves that blame or not because It is very easy to blame someone and it very easy to ruin someone's whole effort and it's also very easy to disappoint someone.
So I would like to say that it's better to read all the aspects thoroughly before accusing someone without thinking.
Finally