Macbeth 2.2 Performance: Lady Macbeth, Lines 63-71

The transcript describes a sequence of events involving knocking at the South entry, retreating to a chamber, and reflecting on actions. It discusses the ease of washing away deeds, the consequences of unattended constancy, and the importance of preparation and perception. The narrative concludes with a reminder not to be lost in thoughts.

What can be inferred about the relationship between the characters based on their dialogue in the text?

How does the phrase 'Be not lost so poorly in your thoughts' reflect the character's mental state?