This is the beginning of the story when Marlow starts to tell the other men about what happened in the Congo.
Dang it! I need to fix this boat now.
This is where Marlow starts his journey into the darkness by getting a job to go down there, and he has to see a doctor.
This is the part of the the story where Marlow arrives in the Congo. This is when Marlow starts to see the darkness for the first time.
Exterminate the Brutes?
This is where Marlow is trapped, and needs to fix the boat. This is when Marlow stays at the the settlement for a long time, and he sees how they mistreat the native people.
This is the part in the story when Marlow has fixed the boat, and he is traveling down the river to Kurtz He sees the lights of the native people, and he can hear them. He sees how the people really behave.
This is where Marlow finds the book by Kurtz that reads exterminate the brutes. This is when Marlow begins to see the darkness that is in Kurtz, and he wonders if Kurtz is worth all the deaths that have happend on the boat ride to him.