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Thought Quote by John Green

“Once you think a thought, it is extremely difficult to unthink it. And I had thought the thought” quote by John Green
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““Once you think a thought, it is extremely difficult to unthink it. And I had thought the thought””

John Green

About This Quote

Source Novel: The Fault in Our Stars, 2012

Thoughts, once formed, become entrenched, making it hard to discard them, underscoring the power of mental habits.

In simple terms: Once you think something, it’s hard to unthink it.

Key Takeaway

Recognize and challenge persistent thoughts.

Themes

psychology habit formation mental resilience cognitive bias

Mood

thoughtful inquisitive

Type

literary psychological

When to use this quote

  • personal growth
  • therapy
  • education

Key Concepts

mindfulness self‑awareness critical thinking

Questions to Reflect On

  • What strategies help unthink harmful thoughts?
  • How do we become aware of mental habits?
A Different Perspective

Changing deep‑seated thoughts can be difficult.

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