"Why do you go away? So that you can come back. So that you can see the place where you came from with new eyes and extra colours. And the people there see you differently, too. Coming back to where you started is not the same as never leaving." - from A Hat Full of Sky (US version here)

The respected Australian NLP trainer James Tsakalos recommends that his students read the novels which feature witches in Pratchett's 'Discworld' sequence - and I'm beginning to see why.