Incomprehensibility

We should be quite willing to desist from the demand of a dogmatical answer to our questions, if we understood beforehand that, be the answer what it may, it would only serve to increase our ignorance, to throw us from one incomprehensibility into another, from one obscurity into another still greater, and perhaps lead us into irreconcilable contradictions.

Source: wiktionary

The king here alludes, as he does in various other passages, to the ancient Academicians, or Sceptics, who taught the uncertainty and incomprehensibility of truth.

Source: wiktionary

The first principle of natural religion contains innumerable — I had almost said — impossibilities. hat is God? is^([sic]) involved in the most absoluteincomprehensibility. And yet we must either admit the principle, or embrace ten thousand absurdities and impossibilities.

Source: wiktionary

Why he had done it, what could have provoked him to such a breach of hospitality, and so suddenly turned all his partial regard for their daughter into actual ill-will, was a matter which they were at least as far from divining as Catherine herself : but it did not oppress them by any means so long; and, after a due course of useless conjecture, that “it was a strange business, and that he must be a very strange man,” grew enough for all their indig- nation and wonder; though Sarah, indeed, still indulged in the sweets of incomprehensibility, exclaiming and conjecturing with youthful ardour — “My dear, you give yourself a great deal of needless trouble,” said her mother at last; “depend upon it, it is something not at all worth under' standing.”

Source: wiktionary