bryan tarter traveled with him to 24 countries. what do you think drives him? >> oh, definitely his faith. yeah, his faith in god. there's a lot of people in this world that don't have hope and he just knows that he can give that hope to people. >> and i was very angry at god and i said, "god, if you're real and you love me, where is my miracle?" so then i started doubting that he was real and i said, "god you owe me an explanation." at age 15 god clearly answered me through john chapter 9 about the question of why. jesus came across a man who was born blind and jesus said he was born that way so that the works of god would be revealed through him and faith came over me, tangibly i felt peace. your son and your daughter needs an excellent father more than an excellent college. >> reporter: many in the audience here are laymen or aspiring ministers and his message to them is to not forget their families. >> god gave me a wife to enjoy the blessing of being married, and being a husband and being a father. >> reporter: his concern for family grew considerably when