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But of his conversion he said: “If all the talent, tact, wisdom, and refinement of the world had been sent to me with the Book of Mormon, and had declared, in the most exalted of earthly eloquence, the truth of it, undertaking to prove it by learning and worldly wisdom, they would have been to me like smoke which arises only to vanish away. But when I saw a man without eloquence or talents for public speaking, who could only say, ‘I know by the power of the Holy Ghost that the Book of Mormon is true, that Joseph Smith is a Prophet of the Lord,’ the Holy Ghost proceeding from that individual illuminated my understanding, and a light, glory, and immortality were before me. I was encircled by them, filled with them, and I knew for myself that the testimony of the man was true”
Brigham Young