Well, it is pra-ni-dhAna. Of course, people can say it is humility. ni-dhAna is just deliberation, holding, slowing down. Even the root word dhA/धा is about holding, keeping, etc.
It doesn't matter how you call it, whether "Ancient thought" or "blah blah", what matters is that what is being referred to. It is about how people thought about human actions before Christianity took over.