Some people have always believes that the days they live in are the worst to pas, and that they mark the begining of the end of future. Look at us now, at the world we live in and ask yourself the question. It is easy to war, climate change, global warming and a lot of other problem are threatening us. Nowaday, corona virus epidemic is still not under control, causing many countries difficulties. It is easy to image the world coming to a horrible end , and it's even easier to think how much worse we humans could make it in 20 years. However, just assume, 20 years later I hope a miracles will come to the earth, the science will more develop an control bad things.