 But after many generations of leading this new kind of life that they had been pushed into by the invaders, it seems clear that a genuine warrior spirit formed in these shepherd communities, so that they ended up not knowing how to live by any other means than making war.In addition, it was much easier to make a living through attacks lasting a few days than by working hard for the whole year.This way of life went on being adopted by the inhabitants of the areas that bordered the Muslim territories as the Christian kingdoms advanced toward the south.