As the gospels present it to us, the mission of Jesus of Nazareth is about the way in which the community of God's people - historically, the Jewish people who had first received the law and the covenant - is being re-created in relation to Jesus himself. ↗
To be a Christian is to believe we are commanded and authorised to say certain things to the world; to say things that will make disciples of all nations. ↗
And when the world is created, it is created in such a way that those eternal objects of God's loving wisdom become actualities - interacting with one another, relating to God in the finite realm. ↗
Incidentally, one of the most worrying problems in the impact of Western modernity on traditional culture is that it quite rapidly communicates its own indifference or anxiety or even hostility about age and ageing. ↗