During adolescence, according to erik erikson, adolescents are in the stage of striving to become aware of the uniqueness of self.

identity verses role confusion

Explanation:

the language of nature was a manifestation from god as he said "let there be light" and there was light the world began to assume visible, comprehensible form.

what ever we know now think of the old vision of creation we can be sure that with out the speaking of word -without language- we would have no science today with its striking power to illuminate the world.