rung by rung, according as chance would offer a narrow foothold
How this work was written: rung by rung, according as chance would offer a narrow foothold, and always like someone who scales dangerous heights and never allows himself a moment to look around, for fear of becoming dizzy (but also because he would save for the end the full force of the panorama opening out to him)
But if "the panorama opening out to him" is never revealed - or cannot exist, we are left to examine the rungs. They do not climb up, but are scattered about. They can only be used to beat people with....