When Does Fatherhood Begin?

"Because we live in a fallen world, we have a constant tendency to ask the wrong question.  In the pro-life debates, for example, we ask "when does human life begin?" which immediately lands us in the ontological categories so beloved by Hellenists everywhere.  We should ask a simpler question.... - "When does fatherhood begin?"  This is a potent question because it does not seek to define human lives apart from their relationships." - Wilson, AC, p117.