don't judge a book by its cover

In real, traceable use. Part of the curated seed collection; community review is coming.

Meaning · English

Do not judge the worth of something or someone by appearance alone.

Nghĩa · Tiếng Việt

Đừng đánh giá giá trị của một thứ hoặc một người chỉ dựa trên ngoại hình

Machine-translated — suggest a fix

Literally: Do not evaluate a book by its cover art.

How to use it

✓ Use it when

Countering snap judgments about people, places, or things.

Register: neutralConnotation: correctiveEra: 20th-century phrasing – present

Where it’s used: Used Widespread English

Examples

The restaurant looks like a garage, but don’t judge a book by its cover — the phở is incredible.

Editorial example (illustrative, not a corpus attestation)

Equivalents & related

Common questions

What does “don't judge a book by its cover” mean?

Do not judge the worth of something or someone by appearance alone. Literally: Do not evaluate a book by its cover art.

Is “don't judge a book by its cover” formal or informal?

don't judge a book by its cover is generally neutral; connotation: corrective.