Alongside intergenerational relationships, those between contemporaries are not to be overlooked. These represent a fundamental experience of interaction and gradual independence from the family context of origin.Friendship and debate, often within more or less structured groups, offer the opportunity to strengthen social and relational skills in a context in which one is neither valued nor judged. Group experience is also a great resource for sharing the faith and for mutual help in bearing witness. The young are able to guide other young people and to exercise a genuine apostolate among their friends. Body and affectivity