Conversations of a Natural Philosopher is a book revealed in Dishonored: The Corroded Man.
[Extract from a popular pamphlet]
Why, Sir, you find no man, at all intellectual, who is willing to leave Dunwall. No, Sir, when a man is tired of Dunwall , he is tired of life; for there is in Dunwall all that life can afford.
An excerpt is quoted at the beginning of Chapter 32.