Behind the preacher stands Christ Jesus. Preachers listen to Jesus so that, in turn, they may preach Him, and their congregations may hear the voice of the Good Shepherd from the mouths of their pastors.
Christ saves the world even now from judgment and preserves it moment-by-moment for the potential salvation of many and, ultimately, the created order itself.
During the last days, among the faithful, the resurrected Jesus is present in self-donation to assure the baptized that we ourselves are already participating in the new creation through Holy Baptism.
There is a better way to preach the End Times that has nothing to do with Left Behind series scenarios. The key is no secret at all. Follow where Christology leads.