
“Thinking, I thought, was at the core of the problem. What problem? All problems” (54).
“The book’s premise was that we live in two worlds: an actual physical world and an intangible, invisible world of thought. These two worlds are constantly interacting with one another: Thoughts color and influence the way we perceive and react to actual things. And vice versa” (57).
“The book begins by defining terms:
THOUGHTS spontaneously, effortlessly, arise in our awareness. One thought leads to another, then another. THINKING referees to our conscious engagement with thought. In other words, thoughts are the subject of thinking” (58).
“Thought Catcher: a simple device for capturing ideas as they flit in and out of awareness” (59).
“Thoughts that are more coherent we call IDEAS. Ideas can take the form of words, images, sounds, and other imaginings. Ideas can be refined and expanded to create more complex ideas–which we sometimes call CONCEPTS” (61).
Leonard Koren, Lost in Thought (2026)

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