If we have grounded concepts, we (but not BIVs) can have a priori knowledge that all of these propositions are true.
She allows that some concepts can be grounded, even if they are not directly grounded, provided they are constituted by grounded concepts, but it is hard to see how "spiritual" could be so constituted.
Further, there seem to be actual examples of propositions that are not founded on justified or grounded concepts that we can be a priori justified in believing and even know.
Intravaginal and menstrual practices are influenced by culturally grounded concepts of hygiene and sexuality, concepts which are also likely to influence the acceptability of microbicides inserted into the vagina to protect health and adherence to their use in trials.
So a BIV can have a justified, though not a grounded concept, about things existing in the external world.
Those who see recollection as an act engaged in only by philosophers maintain that their concept differs from the empirically grounded concept of the non-recollector, the occupant apparently of at least two of the other three stages of Line.
The understanding of living beings as realisations of a molecular program was also the grounding concept of quantum physicist Erwin Schrödinger in his science classic What is Life?
Drawing from theories in cognitive neuroscience, we then explore models elucidating the neural mechanisms involved in grounding intangible concepts, including Hebbian learning, predictive coding, and neuronal recycling.
Whether perceptual and motor activation grounds concepts in the mind or is just an epiphenomenon of a more abstract conceptual knowledge cascading through these brain regions is not a settled matter.
