The sage archetype is that of a person that is known for wisdom, counsel, thoughtfulness, knowledge, amongst others.
According to the play Summer Job Fair by Bart King, Nadia's character fits the sage archetype because she helps Samantha with her research by displaying her wisdom in asking her questions that would help her.
<span> It more precisely refers to a work of </span>art<span> that probes with high seriousness questions concerning the role of man in the universe.</span>