Do you ever think about how far we’ve come. We used to live in caves, use  animals fur for clothes, and now. We live in mansions, and our clothes are made in factories. Our ancestors would walk or ride in a wagon for days to get across the country. Today is takes just hours to go from coast to coast. Many cultures were ended because of an incurable sickness, and vaccines keep us from getting the flu. We’ve come so far in just the past century but nobody ever realizes it. This century has changed so much but imagine the next 100 years, we could travel through time or find a cure for cancer. Just think a world where you never got sick how great would that be