Don’t judge a book by its cover

The internet slang term “Don’t judge a book by its cover” means that one should not form an opinion or make assumptions about something or someone based solely on their external appearance. It emphasizes the need to look beyond superficial aspects and get to know the true nature or qualities of someone or something.

Examples:

1. You may see someone dressed in casual clothes, but don’t judge a book by its cover, they could be really intelligent and accomplished.

2. This new restaurant may not have an attractive exterior, but don’t judge a book by its cover; their food is absolutely delicious and loved by many.