Sequence of the Gua
The silt at the bottom of the well needs to be removed. Thus, after Replenishing, Abolishing the Old follows.
Commentary on the Symbol
Fire in the midst of the Lake. An image of Abolishing the Old. In correspondence with this, the superior person watches the changes of the planets and sets the calendar in order, making the time of the seasons clear.
Decision
Proper day. Upon it obtain confidence from people. Supremely prosperous and smooth. Favorable to be steadfast and upright. regret vanishes.
Commentary on the Decision
Abolishing the Old. Water and Fire destroy each other. Two daughters live together, but their minds are not in chorus. This is called revolution.
Proper day. Upon it obtain confidence from people. When the revolutionary tempest breaks out, faith will accord with it.
Enlightened intelligence makes people joyful. Great success comes through justice. Since the revolution is proper, all regret disappears.
Heaven and Earth abolish the old and bring about the new, then the four seasons complete their changes.
Tang and Wu abolished the old and brought about the new. They obeyed the will of Heaven in accord with the wishes of people.
The time and meaning of abolishing the old is truly great!