There are actual metrics of civilization we can track and for the first time in US history some of them are not improving generation to generation...
It doesn't have to just be a "feel" thing... we can quantify it by looking at factors such as home ownership, marriage/divorce rates, percentage of children born to single mothers, wages, educational attainment, literacy, life expectancy, etc.
The jury is still out on GenZ, but the numbers don't look good for the Millennials who should be in their prime right now. They won't surpass their Boomer parents, it doesn't appear.