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If you had done something twice, you are likely to do it…

“If you had done something twice, you are likely to do it again.” quote by Brian Kernighan
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“If you had done something twice, you are likely to do it again.”

Brian Kernighan

About This Quote

This interpretation was drafted with AI assistance. It is one reading of the quote, not the author's own explanation.

Repeated actions reinforce habits, making future repetitions likely.

In simple terms: Doing something twice creates habit.

Key Takeaway

Break unwanted cycles early.

Themes

habit formation behavior learning

Mood

reflective analytical

Type

self‑help psychology

When to use this quote

  • daily routines
  • software development
  • exercise habits

Key Concepts

cognitive psychology reinforcement

Questions to Reflect On

  • What habits have you repeated unintentionally?
  • How can you redesign a habit loop?
A Different Perspective

Habit loops can be hard to change without conscious effort.

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