Why would so many risk their ...

Why would so many risk their reputations, families, careers—even presidential legacies—for something that runs against human nature? Were monogamy an ancient, evolved trait characteristic of our species, as the standard narrative insists, these ubiquitous transgressions would be infrequent and such horrible enforcement unnecessary. No creature needs to be threatened with death to act in accord with its own nature.
 Christopher Ryan

Quotes from the same author

Could it be that the atomic isolation of the husband and wife nucleus with an orbiting child or two is in fact a culturally imposed aberration for our species? As ill-suited to our evolved tendencies as corsets, chastity belts, and suits of armor? ...a distorted and distorting family structure inappropriate for our species?
 Christopher Ryan
But with trust we can strive to accept even what we cannot understand.
 Christopher Ryan
If you’re unhappy at the amount of sexual opportunity in your life, don’t blame the women. Instead, make sure they have equal access to power, wealth, and status. Then watch what happens.
 Christopher Ryan
No creature needs to be threatened with death to act in accord with its own nature
 Christopher Ryan