Some investigators maintain that even sound, certain assent can differ in depth and strength. People vary in their understanding of evidence and in the state of the heart accompanying belief.
A comparison is drawn between someone who confidently trusts reliable testimony and someone who also has numerous independent demonstrations of the same truth. Neither denies it, but their grounds of reassurance differ.
The reply defines foundational assent as a categorical judgment: differences in evidence, effects, and depth need not constitute a difference in the essential act of affirming a claim as true.