If I were a masterless and stray dog, I know that you would not turn me from your hearth to-night: as it is, I really have no fear.
Chapter 28 · Jane Eyre
Context
Jane has just been refused entry to Moor House by the servant Hannah. She speaks to Diana Rivers through the door, appealing to her compassion by comparing herself to a stray dog.
Analysis
The simile "masterless and stray dog" is a calculated rhetorical move—Jane isn't despairing but arguing. She picks an image designed to trigger the listener's basic decency (you wouldn't turn away a dog), then uses the comparative structure ("as it is") to point out she deserves at least that much. The final phrase "I really have no fear" is almost defiant, as if Jane is daring Diana to prove her wrong, which shifts the power dynamic from begging to challenging.
Essay Tip
Support a thesis that even in desperation, Jane negotiates rather than simply pleads—the dog comparison is strategic rhetoric that appeals to her listener's self-image as compassionate while asserting Jane's own dignity as at least equal to an animal's.