I've heard said to me that before especially in relation with battered wives as well.
Hence the tag "Cursed With Second Sight".
In the true and original meaning, that has nothing to do with predicting things.
It's seeing the reality behind the facade and came from the Celtic belief that 'the Good Folk' could assume the shape of anything or anyone they pleased.
A horse may not be a horse, a tree not a tree.
It's the hidden truth behind the mask.
It is indeed a dark sight.