Children were put to work in the coalmines since 1700's and dying of blacklung. Somehow society has survived.
In medieval times you could rape children, and suffer no consequences. There was no age of concent. Somehow society has survived.
Feudal lord had the right to fuck your wife before you, and take her virginity, somehow society has survived.
Nuclear bombs were dropped on Japan, somehow society has survived.
1/3 of Europe has died of the plague. Somehow society has survived