"Thunder Rolls" is not necessarily so morbid. It is all thematic to Ramuh, of course. Who believes that he is just. There is the implication that the old man believes in original sin and probably does not hold that against all, certainly not his children (the sylphs). The refrain would imply that comfort should be taken in some of Ramuh's thematic aspects that aren't so pleasant. Storms, stinging rain, etc. I do not interpret the song as being entirely a righteous condemnation of man.
Seeing those lyrics brought this to mind:
And then, holy crap, the bridge of Answers...Originally Posted by Answers
Musings on what Ramuh brings to the table regards Life, The Universe, And Everything.Originally Posted by Answers