I always go back to the city in a wonderful state of mind.
我再回到城里时, 精神总是十分饱满。
A man alone is either a saint or a devil.
孤身独处的人可以为圣哲,也可为恶魔。
On turning eagerly to the text, one learns that the lady was a typist who found the sound of office typewriters worried her more and more until eventually she had to go into a mental hospital.