If it is capable of promoting the intellect, then it proceeds from the "correct" to the incorrect, and its passageway is confusion. At some point our skepticism realizes that there is nothing truly correct; there is only that which survives our most rigorous examination. And confusion and frustration is by far not the enemy of clarity.
the obstacle, aphorism 367, A Human Strategy by Matt Berry
367 A: Is it more pleasant without the obstacle? B: Yes, but before I discovered that it was an obstacle, I was content. There was no inconvenience, and therefore, there was no obstacle. A: But if it is “better” without the obstacle, wouldn’t it be wise to look for other comfortable, and therefore invisible obstacles everywhere? A Human Strategy ** The Mechanics of Virtue ** Post-Atheism