The context comes from Jane Eyre Chapter 4 "This is the state of things I quite approve," returned Mrs. Reed; "had I sought all England over, I could scarcely have found a system more exactly fitting a child like Jane Eyre. Consistency, my dear Mr. Brocklehurst; I advocate consistency in all things." "Consistency, madam, is the first of Christian duties; and it has been observed in every arrangement connected with the establishment of Lowood: plain fare, simple attire, unsophisticated accommodations, hardy and active habits; such is the order of the day in the house and its inhabitants. === Hi everyone! I don't understand the word "consistency" here. I interpret it as "steadfast adherence to the same principles, course, form, etc.:", but I don't know how the interpretation works here.