when you are young they assume you know nothing

The phrase "When you are young, they assume you know nothing" reflects a common sentiment about how young people are often underestimated or not taken seriously because of their age or perceived lack of experience. It speaks to the broader theme of age-related assumptions and how youth is sometimes equated with ignorance. If you are looking for the origin or context of this line, it doesn’t directly match a famous quote word-for-word but resembles common expressions found in literature, movies, or discussions about youth and society’s perceptions. Would you like help finding a specific source, or are you interested in exploring this idea further?