And their approach while having some implications of mystic experience is not mystical but philosophical-and thus subject to the same kind of critique that any philosophical world view is subject to. So Torah has to stand up to critique. The way I have defended Torah is mainly by defending the Rambam's exposition of it in the Guide.
But as a rule I should say almost all world views I have encountered have serious problems with them. Some are obviously circular reasoning. Some are less obviously so.