7. The Principle "Purpose Determines Perception"

7. The Principle “Purpose Determines Perception”

The Central Idea of the Method

If you had to describe in a single phrase what the whole of FSF rests on, that phrase would be this:

Purpose determines perception.

This is not a slogan or a motivational catchphrase. It is a neurophysiological principle, articulated in the Russian school (Anokhin, Sudakov) and broadly consistent with modern neuroscience (Friston, Barrett, Levin). And it is from this principle that the other principles and practices follow.

What Modern Neuroscience Says

In Part I we already mentioned the work of Lisa Barrett and her co-authors (Nature Reviews Neuroscience, 2026), reporting that the great majority of synapses in the mammalian sensory cortex are feedback (top-down) connections — on the order of 90%¹¹. The sensory data arriving “from below” make up only a small fraction of what the brain uses to construct perception. The rest are predictions, expectations, models, purposes.

From this follows a striking suggestion: what we see, hear, and feel is shaped less by incoming reality than by our predictions about reality. And one of the chief things that shapes those predictions is our current purpose.

This is consistent with a host of phenomena familiar to everyone:

• A pregnant woman “suddenly” begins to see pregnant women everywhere — on the street, on public transit, on social media. Their number has not grown; her purpose has changed, and the brain has begun to pick out precisely these images from the general noise.

• When you want to buy a car of a particular model, that model suddenly starts turning up at every step.

• When a person is depressed, the world “looks” gray and meaningless — because the purpose “to survive, to not get hurt” makes the brain sensitive precisely to threats and losses.

• When a person has a clear, inspiring purpose, that same world “looks” full of possibilities — because the purpose changes the filter of perception.

This is predictive processing in action. The brain does not simply “receive” reality — it actively constructs it, drawing on its current tasks.

What the School of Anokhin and Sudakov Says

Remarkably, the Russian physiological school arrived at a strikingly similar intuition much earlier — by a different route, through the study of goal-directed behavior in animals and humans. As early as the 1930s, P. K. Anokhin advanced the concept of the acceptor of the result of action — a neural mechanism that forms an image of the expected result even before the action begins and then compares the incoming signals against that image.

K. V. Sudakov systematized and extended this into a general theory of functional systems, in which it is the purpose — the representation of the needed result — that organizes the system. Without a purpose the functional system does not assemble; with a purpose it organizes the elements of the organism (from the molecular to the behavioral level) toward attaining it¹².

In my book I put it this way: in living systems there is no concept of absolute truth or absolute precision in the transmission of information. What is present in them is relative truth, because in living systems everything is determined by the purpose — and so it is the purpose that determines how true a piece of information is¹³.

What Anokhin first advanced in the 1930s, on the material of conditioned reflexes and the physiology of behavior, can today be compared with — though it is not identical to — Barrett’s neuroanatomy, Friston’s computational neuroscience, and Levin’s cell biology. The convergence of these independent traditions is suggestive: it lends plausibility to the view that purpose is not merely a philosophical category but is tied to a concrete neurobiological mechanism.

What This Changes in Practice

From the principle “purpose determines perception” follow several practical consequences that lie at the foundation of all the practices of FSF.

First. If a group has no shared purpose, no shared perception will arise. Each person will see their own fragmented picture. This is why forming a shared purpose is not an “opening formality” but a key act, without which the rest of the work cannot proceed.

Second. If a person sets a purpose from an old defensive model (“to not get hurt,” “to be liked,” “to not show weakness”), their perception will be tuned precisely to threats and social evaluations. No genuine encounter with oneself or with others can live inside that perception. This is why, in FSF, so much attention goes to ensuring that the purpose is made out from the depths rather than constructed out of anxiety.

Third. If a person wants changes in life, it is not enough to “work with the past.” Far more powerful is to change the purpose — because the purpose changes perception, perception changes behavior, and behavior changes reality. I know this from my own experience as well. During a period of deep personal crisis — when I had, at once, an early-stage cancer, serious debts, a broken family, and clinical depression — the turning point for me was precisely this shift of focus: I realized that resisting what had already happened was useless, and that I needed to look and move toward the purpose¹⁴. This shift in the “assemblage point” of perception became my first step out of the crisis.

Fourth. The principle “purpose determines perception” offers a criterion for recognizing a healthy purpose. A healthy purpose is one that makes your perception broader, more precise, more alive. An unhealthy purpose is one that narrows perception, making it more anxious, more aggressive, or more detached. This can serve as a practical indicator: if, having set a purpose, you begin to hear yourself better, see others better, and notice what is happening more accurately — the purpose is healthy. If the reverse — it is worth checking whether this purpose is a defensive reaction disguised as an aspiration.

Transition

We have examined four central things: the three principles (purpose, honesty, nonviolence); the three channels (inner, horizontal, vertical), which work simultaneously and reinforce one another; the systemquant as the minimal unit of adaptive learning; and the principle “purpose determines perception” as the organizing idea that underlies the entire method.

This is the conceptual skeleton of FSF. On this skeleton hangs the concrete “how” — all the components of the program: the Practice of Silence, reflection, group work, goal-setting, action, gratitude, the chat, case discussions, the Intensive, the foundation of one’s lifestyle. Each component solves its own task, and each is built into the overall architecture so as to sustain the simultaneous work of all three channels.

In Part III we will examine each component separately — what it does, on what scientific basis it works, and why without it the system as a whole turns out to be incomplete.

Notes and Sources for Part II

1. Anokhin P. K. General Theory of Functional Systems (1975); primary source — Anokhin’s programmatic works of 1968–1975. Modern exposition: Sudakov K. V. Functional Systems (Moscow, 2011); Sudakov K. V. Theory of Functional Systems (English edition).

2. Shamenkov D. A. Open Dialogue: A Key to the Conscious Management of Health. Moscow, 2018, p. 33 (my book).

3. Levin, M. (2023). Bioelectric Networks: The Cognitive Glue Enabling Evolutionary Scaling from Physiology to Mind. Animal Cognition, 26, 1865. On gap junctions and multiscale cognitive architecture see also: McMillen, P. & Levin, M. (2024). Collective Intelligence: A Unifying Concept for Integrating Biology Across Scales and Substrates. Communications Biology, 7, 378.

4. Levin, M. (2025). The Multiscale Wisdom of the Body: Collective Intelligence as a Tractable Interface for Next-Generation Biomedicine. BioEssays. See also: Lagasse, E. & Levin, M. (2023). Future Medicine: From Molecular Pathways to the Collective Intelligence of the Body. Trends in Molecular Medicine, 29(9), 687–710.

5. The description of the channels’ mutual reinforcement draws on the principle of Hebbian learning as applied to multilevel systems: Watson, R. A. & Levin, M. (2023). The Collective Intelligence of Evolution and Development. Collective Intelligence. Also: Friston, K. & Levin, M. — joint works on active inference in multilevel living systems.

6. Kim, E. S. et al. (2022). Sense of Purpose in Life and Subsequent Physical, Behavioral, and Psychosocial Health. JAMA Network Open. Corroborated in a national cohort study: Shiba, K. et al. (2023), N = 13,159.

7. Saltykov A. B., Grachev S. V. A contemporary revision of P. K. Anokhin’s theory of functional systems: the system-forming factor as the anticipatory reflection of the result. A refinement that, the author argues, brings the theory of functional systems closer to modern predictive coding.

8. Brewer, J. A. et al. (2011). Meditation Experience Is Associated with Differences in Default Mode Network Activity and Connectivity. PNAS, 108(50), 20254–20259.

9. Bowles, J. et al. (2025). Frequency vs. duration in mindfulness practice. Palmer, M. et al. (2023). Minimum effective dose for mindfulness: 10 minutes. See also: Jha, A. — a research program on the minimum effective dose of mindfulness (12 minutes/day for high-stress populations).

10. Lally, P., van Jaarsveld, C. H. M., Potts, H. W. W., & Wardle, J. (2010). How Are Habits Formed: Modelling Habit Formation in the Real World. European Journal of Social Psychology, 40(6), 998–1009. Range of habit formation: 18–254 days, median 66.

11. Barrett, L. F. & Miller, S. (2026). Sensory cortex anatomy: ~90% of synapses are feedback. Nature Reviews Neuroscience. A neuroanatomical work consistent with the predictive-processing model. (Verify source and date.)

12. Sudakov, K. V. General Theory of Functional Systems (full English exposition, 1984; Russian reissue 2011); Anokhin P. K. Essays on the Physiology of Functional Systems (1975).

13. Shamenkov D. A. Open Dialogue: A Key to the Conscious Management of Health. Moscow, 2018, pp. 11–12 (my book).

14. Shamenkov D. A., ibid., p. 6 (my book).