Yet who would have thought the old man to have had so much blood in him?

Yet who would have thought the old man to have had so much blood in him?

The line "Yet who would have thought the old man to have had so much blood in him?" is a powerful and haunting quote from William Shakespeare's play Macbeth. This line is spoken by Lady Macbeth as she reflects on the murder of King Duncan, which she and her husband have just committed. The quote is significant because it reveals the depth of Lady Macbeth's shock and horror at the violent act they have just committed.