The people who brushed and flossed their teeth were not necessarily the people who were really scared about what would happen -- it's the people who simply felt that they had the capacity to change their behavior.
As pessoas que escovam os dentes e usam o fio dental não eram necessariamente as pessoas que estavam realmente assustadas sobre o que aconteceria -- eram as pessoas que simplesmente sentiam que tinham a capacidade de mudar seu comportamento.