Duke Zhou dreamed that his shoes fell into a deep hole.

I dreamed that my shoes fell into a deep hole: if I can endure temporary failure, success will follow. If temporary disappointment is not discouraged, hope will reappear soon. These two days are such a day to encourage yourself not to back down because of setbacks. When negotiating with others these two days, it is better to persuade the other party to succeed with a gentle tone than with strong oppression.