根据短文内容判断正误。

    Mr. Brown is from England. He and his wife（妻子） are teachers . They teach English in Shanghai. They have a son and a daughter. They are John and Lucy. John is a middle school student, but Lucy is not. She is only six.

    They have two bikes. One is big, and the other is small. The big bike is for John. The small one is for Lucy.     On Sundays, sometimes they are at home, sometimes they go to the parks. They like China. They have a lot of Chinese friends.

如果你有自信，它会在无形之中释放出能量，推动你走向成功；如果你自卑或恐惧，它也会在无形之中释放出能量，导致你走向失败。成功的人会因为体验到成功的快乐而更加自信，失败的人也会由于体验到失败的更加自卑。材料旨在强调（   ）。

①意识对人体生理活动具有调节和控制作用

②意识的形成既离不开人脑，也离不开客观存在

③人生成功与否关键取决于是否拥有正能量

④意识对客观世界的反映是主动的、有选择的