Reasoning is the faculty of logic, memory, and deduction—the power to hold facts in mind, perceive patterns, and draw conclusions. It governs how quickly one grasps new ideas, whether one remembers the names of a merchant’s children year after year, and whether one can unravel a knot of conflicting accounts to find the truth. It is the intellectual foundation upon which learning and craft are built.
Dim
Dim individuals struggle to follow complex thought. They forget conversations quickly, confuse details easily, and find abstract reasoning nearly impossible. They are not stupid in the sense of being incapable of basic tasks, but new ideas and complex problems cause them genuine distress. Memory is their greatest challenge.
Dull
Dull folk are slow to understand and slower still to retain what they have learned. They manage the routines of their lives through repetition and habit, but ask them something unexpected and their face clouds with effort. Difficult explanations exhaust them; complex problems are simply abandoned.
Average
People of average reasoning grasp most practical matters without undue strain. They remember faces and names reasonably well, follow conversations in hall or market, and can solve the ordinary problems that life presents. They are neither quick-witted nor forgetful, but reliably capable.
Sharp
Sharp minds seize upon ideas quickly and hold them securely. A sharp merchant remembers every transaction; a sharp scholar grasps the argument of a complex text on first reading. They spot inconsistencies, ask searching questions, and draw conclusions rapidly and usually correctly.
Brilliant
Brilliant individuals possess memory and deductive power that seems almost uncanny. They see patterns others miss, retain vast quantities of information effortlessly, and perceive the implications of a chain of reasoning before others have finished the first link. They can be difficult to live with, their impatience with slower minds barely concealed.
In Practice
When a lord describes a trade route through three foreign lands, the dim servant remembers only “foreign somewhere.” The dull one remembers it goes to foreign lands but forgets the specific sequence. The average courtier recalls the route adequately. The sharp-minded apprentice asks exactly what goods pass where and why, and remembers it forever. The brilliant scholar has already calculated the profit margins by the time the lord finishes speaking and is prepared to suggest a better route entirely.