This phrase is used to express that even from the most unexpected or humble places, something significant or surprising can emerge. It's similar to the English saying 'Don't judge a book by its cover.'
Examples
- Spanish: Nunca pensé que Juan, siendo tan tímido, sería un gran cantante. Bueno, de cualquier maya sale un ratón.
- English: I never thought that Juan, being so shy, would be a great singer. Well, you know, every bush has its rabbit.