Final answer:
The speaker likely spends time alone to enjoy solitude and the pleasure it brings them, which is not commonly understood in contemporary times, and to create a peaceful environment free from meaningless interactions.
Step-by-step explanation:
The question seems to reference a passage that discusses a speaker who enjoys spending time alone. Considering the provided context that outlines contemporary views on solitude, it appears the speaker may spend time alone to enjoy solitude and isolation, which may bring them pleasure that is not commonly understood by today's standards. This choice allows them to distance themselves from what they may perceive as meaningless interactions or environmental disturbances, thus maintaining a peaceful environment for themselves.