How and why do many people try to improve life for people in need today?

Today, society has evolved economically compared to the last century: most of society has abandoned poverty and positioned itself in the middle class, and there are increasingly lower rates of unemployment and marginalization. This makes the most economically disadvantaged groups more noticeable, since they are far fewer and, therefore, more identifiable. For this reason, they have acquired greater notoriety, which in turn encourages the wealthiest classes to begin to help these groups through charity and economic and labor development works, trying to narrow the gap between the different social classes.

he did it to save us from our sins, so we can see him in heaven 1 day. it's because he loves us so much. he used himself as the final sacrifice, so that we could be forgiven for our sins, so that we can see him in heaven, if we believe.