Sleep symbolizes innocence, purity, and peace of mind, and in killing Duncan Macbeth actually does murder sleep: Lady Macbeth begins to sleepwalk, and Macbeth is haunted by his nightmares.
What does sleeplessness Symbolise in Macbeth?
In other words, good health was rooted in good sleep. These beliefs are evident in Macbeth, where universal sleeplessness becomes a symbol of Scotland’s vulnerable and treacherous state that Macbeth creates during his reign.
Is sleep a theme in Macbeth?
In the play Macbeth, sleep symbolizes various things. The motif sleep plays a major role in showing a character’s innocence and inner struggle, establishing the dark mood and developing the theme innocence and guilt.