She kept a private bottle of gin by her, and now and then took a drop over-much.
– Charlotte Bronte
Jane Eyre, Chapter 36. Jane learns from the Rochford Arms owner how Grace Poole’s fondness for gin led to the fire that destroyed Thornfield. On the night in question Bertha Mason’s nurse Grace over-indulged and fell asleep, so that Bertha escaped from her attic room and set the house on fire.