I'm not sure if this is directly related to children's education as the topic requires.
belong to families who have the same skills they possess
were born into a family of talent/were born into a family whose members possess similar talent
I would have to support the idea that individual's development depends on surrounding environment.
In this sentence, you state that you favor the role of nurture in the development. However, this is not aligned with your conclusion where you said that both nature and nurture are equally important.