Guides · function

Si vs. Se: Internal Reference vs. Immediate Reality

Both attend to concrete information: Si compares the present with internal reference points, while Se responds more directly to what is happening now.

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The question

When conditions change, do you first compare them with a familiar reference point or examine what is happening right now?

01

Si uses internal reference points

Si notices continuity, change, and the conditions under which past experience applied. This can support reliability, but familiarity may sometimes obscure genuinely new conditions.

02

Se uses immediate feedback

Se notices opportunities, risks, and sensory facts in the present environment. This can support a quick response, but longer-term cumulative effects may receive less attention.

In real life

When a device behaves abnormally, Si may compare its behavior with past records or a familiar baseline; Se may begin by observing and testing what it is doing now.

Misconceptions

What this does not mean

  • Si does not require exceptional memory or resistance to change.
  • Se does not require athleticism, impulsiveness, or a taste for risk.
Practice

Try this now

  1. Test whether an earlier lesson still fits the present conditions.
  2. Pause before acting when cumulative consequences matter.
  3. Use both reliable baselines and current field data when deciding.

Cognitive Functions