People are telling you that because those of us with experience of those with those in the so-called 'Dark Triad' ( https://en.wikipedia.org/wiki/Dark_triad ) know exactly how toxic these people can be to those around them.
For the record, I'm not saying cut her off without a penny, but I would point out that the money is your leverage and as such is one of the few ways in which you can control - or at least ameliorate - her behaviour.
I get your point. My hope is that by selling the house (that isnt going to be easy!) and giving her a share I can get her out of my life altogether. She doesnt know where I live, if she turns up at my work she will only do it once, and she cant contact anyone I know or my family.
As long as the house is there in my name and our money is tied up in it she has a hold on me. I want to end that, no matter the cost.
"Plenty of strikers can score goals," he said, gesturing to the famous old stands casting shadows around us.
"But a lot have found it difficult wearing the number 9 shirt for The Arsenal."