Don’t judge a book by its cover

usgb
idiom

Do not decide about something or someone based only on appearance.

She doesn't look very intelligent, but don't judge a book by its cover - she's actually very smart.
Visual representation of "don’t judge a book by its cover" - Do not decide about something or someone based only on appearance

Often appears as...

  • first impressions
  • initial perception

Usage tips

Idiomatic

Definition 1 of 1
Visual representation of "don’t judge a book by its cover"
LampPro Tip 1/3

Beyond Appearances

Understand that this idiom stresses looking deeper than surface level, encouraging looking past the obvious.

Illustration for Beyond Appearances
His clothes were old and worn, but don't judge a book by its cover, he's a successful entrepreneur.
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Context Matters

Use this phrase in situations where there's a risk of quick judgments without enough information.

Illustration for Context Matters
The quiet student hardly speaks, but don't judge a book by its cover, she has brilliant ideas.
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Misleading First Impressions

This idiom often hints at the unreliability of first impressions, urging a more thorough assessment.

Illustration for Misleading First Impressions
Their proposal seemed weak, but don't judge a book by its cover; the details reveal a solid plan.
Visual representation of the word "Don’t judge a book by its cover"

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