Themes (Grade 12 NSC Matric English FAL): Revision Notes
Themes
Overview
In The Strange Case of Dr Jekyll and Mr Hyde, Robert Louis Stevenson examines significant themes that explore human nature, morality, and identity. These themes help readers understand the motivations behind Dr Jekyll's dangerous scientific experiment and what it reveals about both society and the complexity of the human mind.
1. The duality of human nature
This represents the most important theme in the novel. Stevenson proposes that all human beings possess two contrasting sides within their personality — one representing goodness and another representing evil impulses.
- Dr Jekyll embodies the respectable, moral aspects of human character
- Mr Hyde represents the concealed, violent, and selfish impulses that people hide
- Jekyll's scientific experiment tries to divide these two aspects, but ultimately demonstrates that good and evil cannot exist independently
"Man is not truly one, but truly two."
Critical Insight: Jekyll's scientific experiment demonstrates that allowing evil impulses to dominate can destroy a person's moral balance and sense of self. The novel shows that good and evil are inseparable parts of human nature.
In the narrative: Jekyll develops a potion to split himself into separate beings. Initially, he finds freedom in Hyde's form, but quickly loses control. This demonstrates the dangerous consequences of trying to separate moral aspects of personality.
In society: Victorian London emphasised respectability and self-discipline. The theme reveals the hypocrisy of a society that conceals its darker impulses behind polite appearances.
2. The conflict between science and morality
Dr Jekyll represents a scientist who crosses ethical boundaries in pursuit of knowledge. He uses his experiments to explore the nature of the human soul, but his scientific curiosity transforms into moral corruption.
- Science appears powerful but dangerous when used without ethics
- Jekyll's pursuit of knowledge reflects humanity's desire to control nature — but without moral guidance, this leads to catastrophe
- Stevenson questions whether scientific progress and moral behaviour can coexist
The Moral Lesson: Jekyll's experiment starts as a scientific investigation but ends in guilt, addiction, and self-destruction. This demonstrates that knowledge without responsibility can be destructive.
In the narrative: The transformation from scientific curiosity to moral corruption serves as a warning about the potential dangers of unchecked scientific experimentation.
3. Reputation and secrecy
Victorian society emphasised reputation — how individuals appeared to others mattered greatly. This social pressure forces Jekyll to conceal his darker nature rather than confront it honestly.
- Jekyll desires to maintain his reputation as a "respectable gentleman"
- Hyde enables him to engage in evil behaviour without damaging his public image
- Secrecy transforms into self-deception that ultimately leads to tragedy
In the narrative:
- Jekyll maintains his experiment as a secret from his friends and even his solicitor, Utterson
- The respectable areas and foggy streets of London represent the theme of hidden sin beneath a polished surface
Symbolism: Jekyll's house features two entrances — one elegant, one filthy — representing his double existence and the duality of his character.
4. Good vs evil
The story demonstrates that good and evil exist within the same person. Stevenson challenges the notion that people are either completely good or completely bad.
- Hyde's evil originates from Jekyll's own desires, not from an external source
- The more Jekyll indulges Hyde, the more powerful Hyde becomes
- The novel suggests that denying evil gives it more power
Moral Message: True goodness requires self-awareness and control, not denial. Evil must be acknowledged and managed, not hidden.
5. Appearance vs reality
Stevenson illustrates how things are often not what they seem.
- Jekyll appears kind and respectable but conceals monstrous desires
- Hyde appears deformed and ugly, reflecting his moral corruption
- The setting — foggy streets, locked doors, and dim lighting — symbolises the hidden truths of human nature
This theme warns that judging by appearance alone can mislead. Even respectable individuals may conceal terrible secrets.
6. Isolation and inner conflict
As the story develops, Jekyll becomes increasingly isolated — both physically and emotionally.
- He locks himself in his laboratory to hide Hyde
- He loses contact with friends and lives in fear of discovery
- His isolation reflects his internal conflict between conscience and temptation
In the end: Jekyll realises he cannot escape Hyde because Hyde represents part of himself. Isolation becomes a symbol of self-destruction through guilt and shame.
7. Addiction and loss of control
Jekyll's use of the transforming potion resembles an addiction. Initially, he controls when to change, but soon Hyde appears without warning.
- The transformations represent the loss of willpower
- Stevenson warns that indulging in forbidden desires can become a habit that destroys freedom
- The potion symbolises temptation — once experienced, it becomes difficult to resist
This theme connects to broader discussions about human weakness and the dangers of unchecked desires. The progressive loss of control mirrors real addiction patterns.
8. The hypocrisy of society
Stevenson criticises the moral standards of Victorian England. People pretended to be pure and respectable while secretly behaving otherwise.
- Characters such as Utterson and Enfield act as moral judges, but they also conceal their own curiosity about evil
- The novel suggests that hypocrisy and fear of shame make people dishonest
Lesson: Pretending to be good without facing your faults leads to destruction — both personal and social. Honest self-examination is essential for moral integrity.
Key Points to Remember:
- Duality of human nature — every person contains both good and evil within them
- Science vs morality — knowledge without ethics can be dangerous
- Reputation and secrecy — hiding the truth leads to guilt and destruction
- Good vs evil — moral strength comes from balance, not denial
- Appearance vs reality — what appears good may hide corruption
- Isolation and addiction — losing control leads to self-destruction
- Social hypocrisy — pretending to be perfect while hiding flaws is destructive