Theme Emergence: Absolute power corrupts absolutely
What if I kill king Duncan?
Well he's my enemy to!
In Scotland, there are 3 witches who are planning to see the soon to be king Macbeth. They find them and they tell him his future. Both Macbeth and Banquo don't believe the witches until they go with the king and get there prices, that's where they started believing the witches. Macbeth later sends a letter to his wife and tells her the good news. In the end Lady Macbeth and Macbeth plan a way to kill the king
When Ross and Angus tell Macbeth about his reward of being thane of Cawdor, Macbeth wonders for a moment and thinks back to what the witches said. Since the witches told his he was going to become thane of Cawdor and it came true he thinks about how he was going to be king. The thought of killing kind Duncan comes up to his mind, the more he thought about it the more he got confused because that didn't seem like himself.
Go put the daggers back!
Macbeth doesn't trust Banquo no more, so he contracts two murderers and decides to kill Banquo. This shows that the death of the king didn't affect him to the point where he wont kill again, instead he commits more murders.
Malcom left to England to speak with there king, meanwhile Macbeth decides to attack Malcom's castle and kill his family and everyone that is in there. Macbeth doesn't seem to mind at all the death of the poor children and Malcom's wife.
The plan was to kill king Duncan, leave the daggers there and blame the guards that were supposed to be guarding the king. Macbeth takes the daggers and is told be lady Macbeth to place them back, however Macbeth seem really terrified to even go back and see the scene again. In this situation the tone is scared and regret, because Macbeth is really bother by the facts that he killed his cousin.
I can't go back
"The prince of Cumberland! That is step on which I must fall down, or else o'erleap". This quote form The Tragedy of Macbeth is a hyperbole because it's an exaggerating comment that if Malcom was prince of Cumberland he would step over him or just give up. What he actually means is that he would either have to get rid of him or giver himself up.