Introduction
This essay explores the seemingly contradictory legal dicta from Adepoju v. State (2014) LPELR 23312 (C4), which states “the devil knoweth not the intention of a man,” and Edington v. Fitzmaurice (1885) 29 Ch.D 459 at 483, asserting that “the state of a man’s mind is as much a fact as the state of his digestion.” At first glance, these statements appear to conflict on the knowability and provability of intention, a central element in criminal law. This analysis will examine these statements in relation to proof of intention, considering their implications for establishing mens rea (the guilty mind). The essay will first outline the concept of intention in criminal law, then critically assess each dictum in its legal context, and finally reconcile their apparent contradiction by evaluating their practical application. Through this exploration, the essay aims to demonstrate how these statements, though seemingly opposed, can coexist within the framework of criminal liability.
Intention in Criminal Law: A Foundational Concept
Intention is a cornerstone of criminal law, often forming the basis of mens rea, which distinguishes wrongful acts from accidental ones. Generally, intention refers to a deliberate aim or purpose to bring about a specific result (Smith and Hogan, 2011). In the UK, courts have historically distinguished between direct intention (a clear desire for a consequence) and oblique intention (where the consequence is a virtually certain outcome of the defendant’s actions, as established in R v. Woollin [1999] 1 AC 82). However, proving intention remains challenging, as it involves delving into the subjective state of the defendant’s mind—a task complicated by the absence of direct evidence. This difficulty underpins the relevance of the two dicta under discussion, as they address the epistemological limits and practical realities of ascertaining mental states in legal proceedings.
Analysis of “The Devil Knoweth Not the Intention of a Man”
The dictum in Adepoju v. State (2014) LPELR 23312 (C4), a Nigerian case, suggests that human intention is inherently unknowable, metaphorically asserting that even the devil cannot discern a person’s true motives. This reflects a cautionary stance in criminal law, warning against presumptuous conclusions about a defendant’s state of mind. Indeed, this perspective aligns with the principle that intention must be inferred from objective evidence—such as actions, words, or surrounding circumstances—rather than speculative assumptions (Ashworth, 2013). In practice, this dictum underscores the burden on the prosecution to provide concrete evidence linking a defendant’s conduct to a criminal purpose, ensuring that convictions are not based on mere conjecture. While this case originates from Nigerian jurisprudence, its principle resonates with UK law, where courts similarly prioritise evidential rigour over subjective guesswork.
Analysis of “The State of a Man’s Mind is as Much a Fact as the State of His Digestion”
Conversely, the statement in Edington v. Fitzmaurice (1885) 29 Ch.D 459 at 483, delivered by Bowen LJ, posits that a person’s mental state is a fact amenable to proof, akin to a physical condition. Originating in a civil case concerning deceit, this dictum implies that intention can be objectively assessed through observable behaviour and circumstantial evidence. In criminal law, this perspective supports the inferential process courts employ to establish mens rea. For instance, in R v. Moloney [1985] AC 905, the House of Lords held that intention could be deduced from the foreseeability of outcomes. Thus, while intention itself is internal, its manifestation through actions renders it a provable ‘fact’ (Smith and Hogan, 2011). This approach arguably offers a pragmatic counterpoint to the scepticism expressed in Adepoju, suggesting that legal systems can, and indeed must, assess mental states to uphold justice.
Reconciling the Apparent Contradiction
Despite their apparent opposition, these dicta are not truly contradictory when viewed through the lens of legal application. The statement in Adepoju emphasises the inherent difficulty and ethical caution required in determining intention, highlighting the risk of error or bias. In contrast, Edington reflects the practical necessity of making such determinations, acknowledging that courts routinely rely on inference to establish guilt. Together, they encapsulate a balanced approach in criminal law: while intention is elusive and subjective, it can be objectively inferred with sufficient evidence. This duality is evident in UK case law, such as R v. Cunningham [1957] 2 QB 396, where subjective recklessness (a form of intention) was inferred from the defendant’s actions. Therefore, these statements collectively underscore the tension between epistemological limits and judicial pragmatism, guiding courts to demand robust evidence while accepting that intention must often be deduced rather than directly observed.
Conclusion
In conclusion, the dicta from Adepoju v. State and Edington v. Fitzmaurice, though seemingly at odds, reflect complementary aspects of proving intention in criminal law. Adepoju cautions against overconfidence in discerning mental states, while Edington affirms the feasibility of inferring intention as a factual matter. Their coexistence illustrates the nuanced balance courts must strike between evidential rigour and practical necessity when establishing mens rea. This analysis highlights the complexity of intention as a legal concept and the ongoing challenge of ensuring fair and accurate judgments. Ultimately, these statements remind us that while the human mind remains a mystery, the law must nonetheless strive to uncover its truths through reasoned inference and meticulous evidence.
References
- Ashworth, A. (2013) Principles of Criminal Law. 7th ed. Oxford University Press.
- Smith, J.C. and Hogan, B. (2011) Criminal Law. 13th ed. Oxford University Press.
(Note: Case law citations such as Adepoju v. State (2014) LPELR 23312 (C4), Edington v. Fitzmaurice (1885) 29 Ch.D 459, R v. Woollin [1999] 1 AC 82, R v. Moloney [1985] AC 905, and R v. Cunningham [1957] 2 QB 396 are referenced in-text as per legal citation conventions and are not included in the reference list, as they are primary sources typically cited directly in academic legal writing. URLs for these cases are not provided due to the lack of verified, direct links to the specific judgments in accessible databases at the time of writing.)

