Macbeth acknowledging his ambition's eventual "fall"
Indicates his awareness that his all-encompassing ambition is his hamartia (fatal flaw that leads to his downfall) destined to lead to his mental and physical decline as he will be violating the true essence of kingship - the divine right of kings
Positions him as a victim ensnared (trapped) by his own ambition, showcasing his introspective understanding of its fatal consequences and presenting him as vulnerable to its relentless influence