Definition of duality
Dichotomy is from the Greek word dichotomia, which means “dividing in 2.” Dichotomy may be a literary technique that divides a issue into two equal and contradictory parts, or between two opposing groups. In literary works, writers use this system for making conflicts in their stories and plays. Its common examples in literature are smart and evil, soul and body, real and imaginary, heaven and hell, male and female, and savage and civilized, among others. Often, duality seems during a single character; however, generally writers use separate characters for representing opposing ideas.

Use of Dichotomy in Everyday Speech
We got to improve infrastructure of this country; therefore, we'll need to raise taxes.
He is simple, nevertheless unusually entangled in intuition.
The financial gain of this company is increasing; whereas its revenue, on the opposite hand, is decreasing.
U.S. society claims to be the foremost affluent society within the world, however still there's a transparent demarcation between wealthy and poor.
Examples of duality in Literature
Example #1: Doctor Faustus (By St. Christopher Marlowe)
Good Angel: “O Faustus! lay that damned book aside,And gaze not upon it lest it tempt thy soul.”

Evil Angel: “Go forward, Faustus, in that famous art,Wherein all Nature’s treasure is contain’d …”

Good Angel: “Sweet Faustus, think about Heaven, and heavenly things.”

Evil Angel: “No, Faustus, think of honour and of wealth.”

This is that the most notable example of duality, wherever smart and dangerous angels represent 2 components of fictional character’s consciousness. smart angel asks Faustus to repent, and ensures his path to heaven; whereas bad angel asks him to hunt power, lust, and information that might cause eternal damnation.

Example #2: Heart of Darkness (By Joseph Conrad)
Conrad has used completely different dichotomies in his novel Heart of Darkness, such as light-weight versus dark, turmoil versus calmness, and savagery versus civilization. during this story, the foremost important dichotomy is savagery and civilization, as within the novel the control powers are of the read that they're representing civilization, whereas the natives are symbolising savagery.

However, because the story progresses, the civilized control powers are engaged in brutality against the locals. Kurtz himself presents associate degree example of duality as, tho' he's a contemporary civilized man, he becomes savage and brutal while living among savages. He realizes this within the finish speech, “The horror…the horror.”

Example #3: As you prefer It (William Shakespeare)
William Shakespeare opens his play, As you prefer It, by providing a dichotomy of town versus country life, wherever the pastoral mood depends on this contrast. In Act I, Scene I of the play, Orlando talks regarding life’s injustices with Oliver, and complains by saying that he “know[s] no wise remedy the way to avoid it.“

When later during this scene, Charles shows a relation between Duke Senior’s whereabouts and his followers, the remedy becomes clear as he says:

“… within the forest of Ardenne … several young gentlemen … fleet the time carelessly, as they did in the golden world.”

Many folks heal in the dense forest, lovers unite, and duke returns to his throne. However, dramatist reminds his readers that life isn't permanent in Ardenne. because the characters make preparations to maneuver back to the court, the author doesn't favor country life over town life. Instead, he suggests a necessary and delicate balance between these 2 sides.

Example #4: Beowulf (By Anonymous)
You will realize an ideal example of duality within the recent English poem, Beowulf. This one expounds upon the theme of smart versus evil, wherever fictitious character may be a good character, and 3 monsters are evil characters. Beowulf is a epic personality, who kills Grendel, his mother, additionally because the dragon. As a descendent of Cain, Grendel is evil, selfish, and strives for private gain. Beowulf is a triumphant hero, who fights for others, serves them, and defends them.

This verse form also contains the dichotomy of sunshine versus darkness, cherish once Grendel seems to attack on mead hall at night, that shows evil and dark assaultive smart and light. Like Grendel, death represents darkness, whereas treasures fictitious character receives represent light.

Function of Dichotomy
You will realize the utilization of duality in literature, linguistics, philosophy, politics, mathematics, and life science, which is proof of its wide scope. Since it presents a hanging distinction between 2 opposite objects or persons, it provides a higher robust|an improved} understanding to the readers by action the variations between opposite qualities of two things, or a similar thing. In alternative words, it permits the readers to check conflicting sides with more clarity. it's conjointly a very helpful literary tool to spot things and ideas, and to differentiate contradictions between them.
Diatribe Diction