Macbeth 3.1 Performance: Macbeth, Lines 46b-70

The transcript delves into the internal conflict of a character who fears Banquo's potential threat to his power. It discusses the prophecy that Banquo's descendants will become kings, leading to feelings of insecurity and ambition. The character reflects on the consequences of his actions, including the murder of Duncan, and the impact on his peace of mind. Ultimately, he challenges fate to secure his position.

In what way does the speaker feel their actions have affected their peace of mind?

What does the speaker mean by 'come fate unto the list, and champion me to the utterance'?