Answer:
These lines are taken from "Heart of Darkness" by Joseph Conrad. The lines are uttered by Marlow who is a self-analyzing person and was the sailor in this scenario. He was going to meet kurtz who is an idealist and was sailing up to the Congo river.
Explanation:
A Belgian company was organizing trade in Congo and the workers suffered terribly due to overwork and ill-treatment from the management. The company manager was fearful of Kurtz because he does not like the dark realities of forced labor and he wanted justice for the people of Congo. Here, marlow is distressed and sorrowful while uttering these lines. He feels that Kurtz would never became a threat for the company if their ethical policies were in place and they would have been just to their workers.
Myrtle is a shrub that has white flowers and purple/black berries.
If you do not wear sunscreen if you are 15 minutes in the sun you can get sunburned and this could cause blisters and red skin that hurts to treat this you add a towel damp with cold water to the area affected