Question: Who said it is a tale told by an idiot full of sound and fury?

context: Macbeth (; full title The Tragedy of Macbeth) is a tragedy by William Shakespeare; it is thought to have been first performed in 1606. It dramatises the damaging physical and psychological effects of political ambition on those who seek power for its own sake. Of all the plays that Shakespeare wrote during the reign of James I, who was patron of Shakespeare's acting company, "Macbeth" most clearly reflects the playwright's relationship with his sovereign. It was first published in the Folio of 1623, possibly from a prompt book, and is Shakespeare's shortest tragedy.
question: What play has the line it is a tale told by an idiot full of sound and fury?
short_answers: Macbeth
context: Macbeth (; full title The Tragedy of Macbeth) is a tragedy by William Shakespeare; it is thought to have been first performed in 1606. It dramatises the damaging physical and psychological effects of political ambition on those who seek power for its own sake. Of all the plays that Shakespeare wrote during the reign of James I, who was patron of Shakespeare's acting company, "Macbeth" most clearly reflects the playwright's relationship with his sovereign. It was first published in the Folio of 1623, possibly from a prompt book, and is Shakespeare's shortest tragedy.
question: What character said it is a tale told by an idiot full of sound and fury?
short_answers: Macbeth
context: Macbeth (; full title The Tragedy of Macbeth) is a tragedy by William Shakespeare; it is thought to have been first performed in 1606. It dramatises the damaging physical and psychological effects of political ambition on those who seek power for its own sake. Of all the plays that Shakespeare wrote during the reign of James I, who was patron of Shakespeare's acting company, "Macbeth" most clearly reflects the playwright's relationship with his sovereign. It was first published in the Folio of 1623, possibly from a prompt book, and is Shakespeare's shortest tragedy.
question: What play has the line "it is a tale told by an idiot full of sound and fury"?
short_answers: Macbeth
context: Macbeth (; full title The Tragedy of Macbeth) is a tragedy by William Shakespeare; it is thought to have been first performed in 1606. It dramatises the damaging physical and psychological effects of political ambition on those who seek power for its own sake. Of all the plays that Shakespeare wrote during the reign of James I, who was patron of Shakespeare's acting company, "Macbeth" most clearly reflects the playwright's relationship with his sovereign. It was first published in the Folio of 1623, possibly from a prompt book, and is Shakespeare's shortest tragedy.
question: What character said "it is a tale told by an idiot full of sound and fury"?
short_answers: Macbeth

Answer: The play Macbeth has the line "it is a tale told by an idiot full of sound and fury," and Macbeth is the character who speaks it. Lord Macbeth is the title character and main protagonist in William Shakespeare's tragedy Macbeth.