the mind > mental capacity > knowledge > conformity with what is known, truth > [noun] > truth known by observation, fact > fact(s) as opposed to theory (3)
‘Things not words’; concrete fact or action as opposed to mere talk. Sometimes as n. (with plural or singular agreement).
Real things or actual facts, esp. as distinct from theories about or reactions to them; objective or experiential data. Cf. personalia, n.