God speaks through the Church as surely as the Bible. As His Holiness points out, it has been the teaching of the Magisterium since the very first days of the Church. This is not a matter of discipline that is up for discussion amongst Catholics. This is a decided matter.
It is not that the Church chooses not to ordain women; it is that the Church [u:zyuapvux]does not have the authority[/u:zyuapvux] or ability to ordain women because Christ [u:zyuapvux]did not[/u:zyuapvux] give such authority or ability to the Church. If it were God’s plan to have women priests, He would have done so.