The past has no power to stop you from being present now. Only your grievance about the past can do that. What is grievance? The baggage of old thought and emotion.
What is a good man but a bad man's teacher? What is a bad man but a good man's job? If you do not remember this, You will get lost, No matter how intelligent you are. It is the great secret.
If people do not revere the Law of Nature It will adversely affect them. If they accept It with knowledge and reverence, It will accommodate them with balance and harmony.