The speaker longs to retrace the winding staircase that fate built for him, but the stairs have already fallen away beneath his feet. Now he is stranded on a high, rounded perch, looking out at the empty space below. There is a strong feeling of regret and vertigo: he did not necessarily choose this height, and the path back is completely gone. The line “Down beneath height above depth” captures that disorienting sense of being suspended between two voids, too high to be safe and too cut off to move. The mood is lonely, eerie, and quietly panicked—less like the pride of reaching a summit than the shock of realizing there is no way back down. The speaker feels trapped by a fate that pushed him upward and then removed every step behind him, leaving only a view of what he has lost.
Tanka I — Summary
Could I but retrace The winding stairs fate built me. They fell from my feet. Now I stand on the high round. Down beneath height above depth--