In a television interview, a highly successful businessman admitted that he is a troubled person. I do not share the fear that a natural or man-made catastrophe will bring about the end of human history. I believe that Jesus Christ will return to this earth. But because no one knows just when this will occur, we have no guarantee that some large-scale catastrophe will not take place.
Nuclear weapons are in the hands of many nations.
The possibility of an uncontrollable plague is real. And the earth bears evidence of having been damaged by meteorites. We can be serene and confident, for we know nothing can happen unless He permits it, and ultimately we will be with Him in heaven. Worry ends where faith in God begins.