David Copperfield by Charles Dickens Chapter 37 Page 25

Well! I loved her, and I went on loving her, most absorbingly, entirely, and completely. But going on, too, working pretty hard, and busily keeping red-hot all the irons I now had in the fire, I would sit sometimes of a night, opposite my aunt, thinking how I had frightened Dora that time, and how I could best make my way with a guitar-case through the forest of difficulty, until I used to fancy that my head was turning quite grey.