This is part of the complete Exercises in Song cycle being released on this site.
"Heart of Darkness" is a bonus exercise, not to be found in Raymond Queneau's original Exercices de Style nor in the translations.
To be sung to the tune of "Show Me The Way To Go Home". More information here.
Take me upriver, to Kurtz:
I'll find him, and help him, without fail.
We make our way past severed heads; then, finally: him!
On a stretcher, deathly pale....
I can't leave him behind,
Though he's found, he's lost his mind;
If you reach beyond the ambit of sense,
Horror! is all you will find.