It used to be that people revealed more information about themselves as a show of trust and vulnerability. Now its almost always being done as a form of manipulation to try and use you, like a woman crying about being abused on the first date.

Worse yet, its also usually being done to debase themselves in front of some political ideologues to gain acceptance into their good graces in a form of purity test.

So her saying this isn't about her believing it. Its getting the people who do to like and accept her more by convincing a few cattle to their side.