The worship service is less like servants entering the throne room to wait on the king’s needs and more like a father joining his family around the dining room table.
As astounding as co-eternity and co-equality with the Father in majesty and glory is, this is not the most significant answer Jesus gave in this Gospel reading, not for us at least.
The celebration of Trinity Sunday–the only church festival specifically dedicated to a doctrine–reminds us of the necessity of confessing that the one God exists in three persons, Father, Son, and Holy Spirit.
If you want something empty, the tomb is the way to go. The point of the manger is that Jesus was in it. The point of the cross is that Jesus was on it.