Understand the progress of Duke Zhou.

On the one hand, the grave symbolizes death, burial and collection; On the other hand, it symbolizes peace. When I moved into the new house, I found a grave on the door. I'm not afraid to walk in. Explain that you are a nervous and anxious person in life, afraid of this and that. In my dream, I am so bold only because I regard the grave as a symbol of peace, or I look forward to peace. (For reference only)