Absolutely right.
![[Image: BTQfZexCUAAhvbM.png]](https://pbs.twimg.com/media/BTQfZexCUAAhvbM.png)
As the fine print says, there was no appreciable increase in human life expectancy from 10,000 BC until around 1820. So when the jews picked the age of 13 for their bar mitzvah ceremony it was more or less an acknowledgement of middle age.
The chart accounts for infant mortality and childbirth mortality. Those who survived those hurdles merely had to worry about war, famine, plagues or even common infections. Life sucked.
As the fine print says, there was no appreciable increase in human life expectancy from 10,000 BC until around 1820. So when the jews picked the age of 13 for their bar mitzvah ceremony it was more or less an acknowledgement of middle age.
The chart accounts for infant mortality and childbirth mortality. Those who survived those hurdles merely had to worry about war, famine, plagues or even common infections. Life sucked.
