Your words from those two books have described my W perfectly.
She's 37 - I've always been the caretaker - she recently bought a motorbike - going through a BIG transition stage.
Unfortunately this DID involve OM - but again I see this as a bandaid thing.
I have actually always GIVEN her her independence (as all her friends / family tell me) - supported every career change / whim / desire - but of course through her eyes at the moment - it doesn't look this way at all!
So what can you do - I'm GAL and watching her ruin hers. But that's her course to run - when she comes out of the tunnel - and she will - I may still be there - I may not...