Ascension is the opening scene that establishes the context for everything that follows: Jesus installed in a position of absolute rule – Christ our King. All men and women live under the rule of Jesus. This rule trumps all other thrones and principalities and powers.
Knowing this, with the knowing elaborated and deepened in worship, the church has the necessary room to live robustly under the conditions of resurrection. If we don’t know this, the church, its imagination conditioned by death and the devil, will live timidly and cautiously.