After all, companies didn't stop polluting groundwater as a matter of course, or employing 10-year-olds as a matter of course, just because executives woke up one day and decided it was the right thing to do.
Afinal, empresas não pararam de poluir as águas espontaneamente, ou de empregar crianças de 10 anos de idade, espontaneamente, só porque executivos acordaram um dia e decidiram que era a coisa certa a ser feita.