Why does society not make it a goal to work less hours?

It seems that many Americans are working more hours for less pay and struggling to get by.
With all of the technological advances that tend to make companies more productive and more efficient, shouldn’t we be working less, or at least make it a goal to be working less?
If we do not change the way we think about money, technology, and work, I believe me may be in for a rude awakening as machines continue to rapidly replace jobs.
I think Einstein hit the nail on the head with his “Message to Posterity.”
What do you think?

“Our time is rich in inventive minds, the inventions of which could facilitate our lives considerably. We are crossing the seas by power and utilize power also in order to relieve humanity from all tiring muscular work. We have learned to fly and we are able to send messages and news without any difficulty over the entire world through electric waves.

However, the production and distribution of commodities is entirely unorganized so that everybody must live in fear of being eliminated from the economic cycle, in this way suffering for the want of everything. Furthermore, people living in different countries kill each other at irregular time intervals, so that also for this reason anyone who thinks about the future must live in fear and terror. This is due to the fact that the intelligence and character of the masses are incomparably lower than the intelligence and character of the few who produce something valuable for the community.

I trust that posterity will read these statements with a feeling of proud and justified superiority.”