Thereby he always awakened the dormant Deity more and more in him in all His fullness, and made himself a tributary subject according to the measure and degree of his activity; and when, as I said, he had scarcely reached the thirtieth year, the Deity had awakened in him to the degree that, through His Spirit of Wisdom, he attained that sublime faculty to perform the well-known ministry to which he was called. – Explanation of Scriptures, Chapter 8, Paragraph 15