Packer on what young leaders should study

Mark Driscoll writes:

In the lengthy time that Dr. J. I. Packer afforded me to speak with him while we were recently together in Orlando, I asked him which theological issues he would commend young Christian leaders to study in order to be prepared for the next fifty years. His list was quite insightful...

The second item:

God-Centered Theology — He said that theology today is rife with man-centered thinking so that the glory of God in all things is not the essence of what is taught to be faithfully Christian. The result, he explained, is that even Christians often live their lives for the supreme purpose of their perceived happiness, feelings, and satisfaction. Yet, biblical Christianity differs from the other religions of the world in that the desires and purposes of God override ours; we are not the number one priority, but rather God is.