The first word in quotations does NOT always need to be capitalized. If you are quoting what someone said, it should be capitalized, and so should the title of a book, movie, song, etc., and if the first word in quotations is the first word of a sentence. If you are just quoting a small part of a phrase/song/something that has already been written by someone else, it does not have to be capitalized.
Answer:
A natural and periodic state of rest during which consciousness of the world is suspended.
Hope this helped you!
Explanation:
I don't know the full story behind that but repetitive, rhythmic sound, makes me think they are talking about the old mans breathing.
But i'm not sure
To explore the mortal truth of Greek myth.