experiences come and go. Cognition/knowledge remains’’

...........so it delineates what is valuable and what is not, and takes one out from illusions of spiritual attainments based on ‘’experiences’’, like unusual visions apparitions /images/noises/messages/coincidences, and resultant mixed feelings/emotions leading them to relate with  bhakthi/ista devatha etc , missing  the ‘’Cognition/knowledge’’ they might have/ have not  stumbled up on , hence, resultant glorification of mysticism.

‘’That is what I have been telling all along - 'anubhava' is not a 'pramana', it is subjective, differs from person to person, and cannot be passed on.

.…yes, perfectly reasonable, most important to distinguish what to really learn from the great souls, separating the biography[ it may have due place as an inspiration], and person-specific ‘’miracles’’ and only getting at the insights they have gained and expressed, which only can enrich the wisdom  .

‘’Knowledge is obtained through Pramana - 'Valid means of knowledge'’’

………..yes, for this one himself should be able to gain access to the  field within ie ’’satyam gnyanam anantam