Freud sucks, dont sexualize babies. Puberty:https://www.medicinenet.com/puberty/article.htm#what_are_the_physical_stages_of_puberty_in_girls_and_boys Babies: https://www.babycenter.com/404_why-does-my-baby-put-everything-in-her-mouth_6721.bc#:~:text=That's%20because%20oral%20exploration%20is,tooth%20is%20ready%20to%20surface. Oedipus: https://www.britannica.com/topic/Oedipus-Greek-mythology