The fog is dark and the clouds are deep(wù àn yún shēn)

The fog is dark and the clouds are deep

It's a Chinese idiom. Pinyin is w à NY ú NSH à n, which means misty and remote. Metaphor is far away. It comes from the ode to Taohua in mouyu'er, Yulin.

source

Feng of the Song Dynasty asked for the poem "the ode to the peach blossom in the mountains by the king Yulin, a fisherman": in the xuandu temple, there should be a lingering hatred, a trace of smoke. It's a sad place. I want to be in the dark and forget where I came from. "

Chinese PinYin : wù àn yún shēn