《论衡·卷十八·自然篇》
末世道德衰微，君臣互相指责，灾异经常到来，就制造出上天谴责告诫的说法。
末世衰微，上下相非，灾异时至，则造谴告之言矣。
In the last age, the morality declined. The monarch and his ministers accused each other, and disasters often occurred. Thus, people fabricated the claims of heavenly accusation and warning.