One simple rule of thumb could be that the first time a false statement is made that it is given the benefit of the doubt, but that if it is repeated after it has been demonstrated to be wrong then intent can be inferred.
A factor that should included is whether the person making the false statement knows/believes that statement to be false.
In the case of Faith, she knows these statements she is making to us are true so she is not lying to us.
Unfortunately, to believe what she does in spite of the evidence we have presented, she
is lying to herself.
Religious belief does not constitute scientific evidence, nor does it convey scientific knowledge.
Belief gets in the way of learning--Robert A. Heinlein
How can I possibly put a new idea into your heads, if I do not first remove your delusions?--Robert A. Heinlein
It's not what we don't know that hurts, it's what we know that ain't so--Will Rogers
If I am entitled to something, someone else is obliged to pay--Jerry Pournelle
If a religion's teachings are true, then it should have nothing to fear from science...--dwise1
"Multiculturalism" does not include the American culture. That is what it is against.