Thompson stated in paragraph 7 that, “Grey matter, which brain researchers believe supports all our thinking and emotions, is purged at a rate of 1 percent to 2 percent a year during this period.” Throughout the brain, the brain tissues loss, controls a person’s impulsive, which can lead to a victim dying; therefore, the murderer must be innocent, right? No, even if the murderer commit murder, the murderer should know that taking a life is undeniably wrong as the brain is not 100% infantile. According to “Juveniles Don’t Deserve Life Sentences”, “‘...juvenile offenders cannot with reliability be classified among the worst offenders”: they are less mature, more vulnerable to peer pressure…” (Garinger 51). Juveniles are more vulnerable to peer pressure compared to adults and sometimes are forced into committing crimes. Even so, the juvenile is still committing the crime when knowing what is right or wrong. Thus, it is not justified to use thee decreasing brain tissue and peer pressure as