Blood is essential to every human beings survival. It is a fluid circulating throughout the body that carries nutrients and oxygen to the tissues in exchange for life and if this was somehow lost then the life would also be lost. It represents life, death, and injury. It is an essential part of life. Without it, we would not live. As a symbol and major theme in Macbeth, Blood is used most often to represent injury and death, but also life. In Macbeth, he uses blood to represents impurity. Shakespeare often accompanies the image of water with the image of blood. The water represents cleansing and purity.Imagery is any piece of language that provokes the readers mind to form a mental picture or image. Shakespeare’s plays are well known for the richness of their imagery. Macbeth in particular has numerous vivid examples. Macbeth is also particularly rich in repeated images, such as the image of blood. In the beginning of the story, blood is symbolic of bravery, how he fought bravely, and how he won. Bloodshed for a noble cause is good blood. However, Macbeth's character changes throughout the play. The changes are characterized by the symbolism in the blood he sheds. As these images of blood occur frequently, they often portray the horror of the central action, Duncan’s murder. The brilliant images of blood and water also symbolize the unrelenting guilt of the two protagonists, Macbeth and Lady Macbeth. The blood and water represents their inability to erase the memory of Duncan’s murder. The blood of King Duncan clings to their hands and makes them unable to forget the repulsive crimes they committed. In the beginning, blood is used to show bravery. “For brave Macbeth--well he deserves that name--Disdaining fortune, with his brandish'd steel,Which smoked with bloody execution,” (I, ii, 18-20)This passage is revering to Macbeth's braveness in which his sword is covered in the blood of the enemy. After th...