THINK WITH ZUNEFrom thought to judgment.
From judgment to practice.

MORNING REFLECTION · 2026-10-10

Judgment & choicesRelationships & trust

Better judgment takes more than thinking longer

“Decision makers can satisfice either by finding optimum solutions for a simplified world, or by finding satisfactory solutions for a more realistic world. / The central characteristic of agents is not that they reason poorly but that they often act intuitively.”

Herbert Simon × Daniel Kahneman ↗
Source & reference

허버트 사이먼 노벨 강연 · Nobel Prize ↗ / 다니엘 카너먼 노벨 강연 · Nobel Prize ↗ / 제한된 합리성 해설 · Stanford Encyclopedia of Philosophy ↗ / 허버트 사이먼 연구 기록 · Carnegie Mellon University Archives ↗

At a glance

  • Before an important decision, it is tempting to believe that better answers come from gathering more information and thinking longer. Herbert Simon argued that real decision makers cannot know every option and consequence, so they must reduce complexity and set a threshold for what is good enough.
  • Daniel Kahneman showed that judgment is often driven less by deliberate calculation than by the cues and intuitions that happen to come to mind.
  • Read together, they suggest that good judgment depends not only on individual willpower but also on an environment that determines what to search for, when to stop, and when to review a conclusion.

Today’s reflection

Herbert Simon (1916–2001) developed the ideas of bounded rationality and satisficing through his study of decision making in people and organizations. In his 1978 Nobel lecture, he explained that real decision makers must search for alternatives and act with incomplete knowledge of consequences, making optimization in a simplified model different from finding a satisfactory solution to a realistic problem. Daniel Kahneman (1934–2024), working with Amos Tversky, studied the heuristics and biases of intuitive judgment and developed prospect theory. In his 2002 Nobel lecture, he described intuition as fast and useful but highly dependent on the information made accessible by a situation; he also acknowledged that many of these themes had appeared much earlier in Simon’s work. The two thinkers do not represent a simple opposition between reason and intuition. Simon asks which procedures can work under real limits, while Kahneman examines what becomes salient and which judgments arise automatically within those procedures. Both English sentences quoted in the Korean reflection are direct quotations from their Nobel lectures; the Korean sentences are natural translations.

  1. Simon’s satisficing is not careless compromise. It is a procedure for setting an acceptable threshold while accounting for limits of information, time, and search costs.
  2. For Kahneman, intuition is not an error to eliminate in every case. Skilled intuition can be powerful, but we must ask whether a salient cue has come to stand in for the whole judgment.
  3. Together, the two perspectives shift the question from who is wiser to which criteria, information, and review sequence help ordinary people make better judgments.

In strategy and leadership, telling people to think more carefully does not by itself reduce error. More effort may simply be spent defending a conclusion already reached or repeatedly examining the most salient number. Before deciding, define minimum criteria and a stopping rule, seek evidence against the first impression, and add independent review when the stakes are high. Designing the sequence and visibility of information is often more realistic than demanding perfect rationality from individuals.

Practice for today

Design one important decision with four lines.

  1. write three conditions that must be met and the point at which the search will stop.
  2. name the answer that comes most readily to mind and the cue that makes it attractive.
  3. assign someone to check one piece of contrary evidence by a specific time.
  4. if the decision is high-risk, name an independent reviewer and a date for reconsideration.

Before thinking longer, change the structure through which the thinking moves.

Question for today

Am I facing a problem that will improve if I think longer, or one that requires me to redesign the criteria, information, and review sequence?

Readers’ Reflections

What did this bring to mind? A few lines are enough.

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