Inquiry · “You Are Not Your Thoughts”
SIFT
Survey what is actually happening inside — Sensations, Images, Feelings, Thoughts — to see the contents of the mind clearly instead of being swept away by them.
In one line: Pause and SIFT through your mind — check your Sensations, Images, Feelings, and Thoughts — holding each as passing inner weather you can see, so it doesn’t sweep you away.
What it is
SIFT is Daniel Siegel’s simple four-part inventory for looking inside: at any moment you can “sift through” the mind by checking four streams of experience — Sensations, Images, Feelings, and Thoughts.
As Siegel puts it, “when we SIFT through our minds, we check inwardly on the sensations, images, feelings, and thoughts going on inside ourselves at any given moment.” It is a concrete, beginner-friendly form of what he calls mindsight — “a kind of focused attention that allows us to see the internal workings of our minds. without being swept away by them.” SIFT belongs in inquiry shadow because it is a self-observation move: it makes the often-invisible contents of inner experience explicit, so they can be seen, named, and worked with rather than acted out blindly.
It differs from a feeling-release practice — SIFT is a map of what’s here, not a method for discharging it.
The Method
A faithful summary of SIFT as Siegel teaches it:
- Pause and turn attention inward. Stop for a moment, take a breath, and ask: what is going on inside me right now? 2. S — Sensations. Notice bodily sensations: heartbeat, breathing, tension, warmth, the gut, the limbs. What is the body doing?
- I — Images. Notice mental imagery — pictures in the mind’s eye, but also images of sound or touch, a memory from the past, or a picture of a hoped-for or feared future.
- F — Feelings. Notice emotions and their energy — naming them where you can (“anxious,” “tender,” “irritable”). Feelings link body, thought, and memory together.
- T — Thoughts. Notice the stream of thinking — words, an inner voice, or even a wordless gist or overall mental tone.
- See it as contents, not commands. Hold all four as things you are aware of — passing inner weather — rather than facts you must obey or be swept up by. This is the mindsight stance. (Sourcing note: the SIFT acronym and the “mindsight” definition are Siegel’s, from Mindsight and Brainstorm. With children he teaches it as giving them “tools to understand their inner life.” Faithfully described; only short identifying phrases quoted.)
Source & Lineage
Daniel Siegel (b. 1957), clinical professor of psychiatry at UCLA and founder of interpersonal neurobiology, introduced SIFT as a practical handle for mindsight, the trainable skill of perceiving the mind.
It appears in Mindsight (2010), is taught for adolescents in Brainstorm (2013), and recurs in his parenting work as a way to build children’s self-awareness and emotional literacy. Its lineage is open-monitoring mindfulness — surveying whatever arises — together with interoception (attending to the body) and affect-labeling (naming feelings).
Siegel’s contribution is the memorable four-letter map that makes inner observation teachable to anyone.
Common refinements
Turning it into analysis. SIFT is noticing the four streams, not explaining or fixing them. Survey, don’t dissect.
- Forcing a “right” answer. There is no correct content to find — whatever is actually present (even “blank”) is the data.
- Skipping the body. People often jump to thoughts; the S and I steps are where most of the new information is. Slow down there.
- Believing the contents. A scary thought or image is an event in the mind, not a fact about reality — the whole point is to see it as content.
- Refinement: use SIFT as a fast pre-decision check (“before I react, let me SIFT”) — it slows the brain just enough to choose.