translation.ar: ووضح انك لو أخذت طفل,وبالغ وقدرت متوسط ما سوف يبدو عليه لو نما بنمط خطي سوف يكون لديه عُرف عندما يكون في نصف حجم البالغ
translation.en: And he showed that if you were to take a baby and an adult and make an average of what it should look like, if it grew in sort of a linear fashion, it would have a crest about half the size of the adult.