And those ancestors would switch places with us in a heartbeat. You are romanticizing.
And no, you can’t read the minds of long dead people either.
Is it really so difficult to consider that we live in a scared, lazy age?
Spengler in his works has a cyclical view of civilizations, which you might also enjoy.
Many “cyclical” ideologies also have similar ideas going back millennia. Hinduism for example sees the world as occurring in cycles. According to some, we are in a materialistic age, which is a consequence of losing spiritual values and a focus on comfort and pleasure.
And yet that is exactly what you are doing throughout multiple comments.