Not all that long ago, things like luxury and comfort were pretty much just meant for the upper crust and the vast majority of people who were living during that period in time did not get to enjoy their life all that much once all has been said and is now out of the way. The reason behind this is that there was an enormous amount of inequality, and it took people thousands of years to assume that this was not the way that things should be and that everyone could start to live a better life if we all worked together.
This modern day and age that we are all living within has resulted in a great deal more people being able to live comfortably than might have been the case otherwise. If you want any proof of this, just look at limos in jackson mi. The prevalence of limos indicates that human beings have progressed significantly, even if you just look at things within the context of the last three or four decades.
It used to be that only the rich and famous were able to ride in limos, but nowadays everyone is able to do this by paying a pretty reasonable fee. The fact that the luxuries of the world have started to become so accessible is definitely a good sign, and it indicates that things are finally starting to move in a decent enough direction that we can improve our lives even more in the future. Limos are a great way to have fun, and the fact that you are capable of enjoying them is a sign that the world is getting better.