"If we knew the unwritten story of our past, especially the prehistoric past, its fascination would cut the history of kings and queens, wars and parliaments, down to proper size."
- John McLeish
read in Diarmuid O'Murchu's book "Ancestral Grace"
I've read elsewhere about epigenetic stress - the stress that can be passed down in our genes after some horrific experience settling in us an unfocused sense of anxiety that doesn't seem to belong to us or the life around us. And Jung's collective unconciousness - and Teilhard de Chardin's noosphere - systems theory.