For brave Macbeth—well he deserves that name— Disdaining fortune, with his brandished steel, Which smoked with bloody execution,
O valiant cousin! Worthy gentleman!
Yet I do fear thy nature; It is too full o' the milk of human kindness, To catch the nearest way.
I am settled, and bend up Each corporal agent to this terrible feat. Away, and mock the time with fairest show. False face must hide what the false heart doth know.
From the beginning of the story, the audience is told of Macbeth's great valor. In the second scene of the first act, the audience discovers that Macbeth has gained the title of the thane of Cawdor which adds to his existing title of thane of Glamis. The first act proves that Macbeth is exceptional and has many great things awaiting him.
Sons, kinsmen, thanes, And you whose places are the nearest, know We will establish our estate upon Our eldest, Malcolm, whom we name hereafter.
In the fifth scene of act one, the audience gets an insight of Macbeth's flaws. Lady Macbeth mentions he is too kind to even fulfill his desires. Although he is shown to be exceptional, he also has traits that make him feel more human just like an ordinary person.
I have no spur To prick the sides of my intent, but only Vaulting ambition, which o'erleaps itself And falls on th' other.
In the last scene of the first act, the story shows the change in Macbeth's attitude towards the plan to murder the king. Macbeth deciding that the king should die shows his self-centered attitude. This is one of Macbeth's fatal flaws.
The time has been my senses would have cooled To hear a night-shriek, and my fell of hair Would at a dismal treatise rouse and stir As life were in ’t. I have supped full with horrors. Direness, familiar to my slaughterous thoughts Cannot once start me
Macbeth's ambition to become the king of Scotland is his tragic trait as it would later lead to his downfall, but it is also his greatest trait because it is the drive that would later lead him to become the king.
That is a step On which I must fall down, or else o'erleap, For in my way it lies.
At the start of the seventh scene of the first act, Macbeth states that the only thing motivating him is his tragic trait, ambition. In that scene, Macbeth states that he knows that what is about to do is wrong but is then easily swayed by Lady Macbeth to commit the murder. Macbeth knows what he is about to do is wrong but still does it anyway for the sake of his ambitions.
In the fifth scene of the last act, Macbeth described what he went through before. Through this dialouge, the audience can see human nature within Macbeth as he describes what he felt before all the events that led to his downfall.