It helps to, from time to time, take a step back and realise how fortunate we find ourselves to be today.
Scientists reported today that human beings in the 1800 had lifespans that were closer to the earliest hunter-gatherer humans than they would to adult men in the rich countries today.
Put another way: Hunter-gatherers at the age of 40 would have the same odds of dying has a Japanese man at 72 today.
Human mortality, he added, has shown itself to be far more “plastic” and capable of manipulation than anyone had imagined.