Such evidence is considered in chapter 4, entitled “How Unique You Are! ” which discusses not only the physical structure of the brain but also language, intelligence, and human consciousness.
Tõendeid selle kohta vaadeldakse selle raamatu 4. peatükis „Kui unikaalne on inimene! ”, kus lisaks aju ehitusele arutletakse ka keele, intelligentsi ja inimese teadvuse olemuse üle.