Read "At-ONE-ment" = one in heart and mind...(on the same page)
John 17:21 (KJV)
That they all may be one; as thou, Father, art in me, and I in thee, that they also may be one in us: that the world may believe that thou hast sent me.
John 17:23 (KJV)
I in them, and thou in me, that they may be made perfect in one; and that the world may know that thou hast sent me, and hast loved them, as thou hast loved me.