Final answer:
The question pertains to William Shakespeare's tragedy 'Macbeth', where the protagonist deals with themes of ambition, guilt, and fate after receiving prophecies and murdering to become king.
Step-by-step explanation:
The quotes provided are from William Shakespeare's tragedy Macbeth, an exploration of ambition, power, guilt, and fate. The various snippets highlight the torment and inner conflict experienced by Macbeth following his bloody rise to power and subsequent tyranny. In these lines, we see Macbeth grappling with the prophetic statements of the witches, his thoughts on murdering King Duncan to fulfill the prophecy, and the guilt that follows his actions. Moreover, the quoted lines from the play foreshadow the consequences of his choices and their effects on his psyche and reality.