This question is based on Literary Appreciation.In Williams Shakespeare: Twelfth Night I have said too much unto a heart of stone, And laid my honour too un...

Answer Details

The "heart of stone" in the lines above is an example of a metaphor. A metaphor is a figure of speech that describes something by saying that it is something else. In this case, the speaker is saying that the person they have spoken to has a heart that is unresponsive and insensitive, like a stone. The speaker is comparing their heart to a stone to show how little effect their words had on the person.