All we have observed is where moths do not spend the day. In 25 years we have found only two betularia on the tree trunks or walls adjacent to our traps (one on an appropriate background and one not), and none elsewhere— Cyril Clarke
The most restlessness Cyril Clarke quotes that are little-known but priceless
You could say people are living longer because of the decline in religion.
Not many people believe in the hereafter, so they keep going.