But, though the bank was almost always with him, and though the coach (in a confused way, like the presence of pain under an opiate) was always with him,
Ah yes, a common addictive drug during the time of the early 1800's. Many romanticist poets such as Thomas De Quincey writes about "eating" the drug in "Confessions of an English Opium-Eater" (1821). Another famous poet, Samuel Taylor Coleridge, historically took opium and wrote "Kubla Khan" (1798). Very interesting aspect in the concept of the time this book takes place, and when it was published.