show "in principle," hosted by amy holmes and michael gerson, who, we should disclose, served as one of the younger president bush's white house aides. mrsh began by discussing his father, and how he was mourning. >> i'm very appreciative of the outpouring of sympathies, m particularly f dad, you know. at age 93, he's going to miss mother. after all, they were married for 73 years. i'm comfortable with her passing because she was comfortable with her passing. and she td me point blank, "i do not fear death. i know there's a loving god." and i told our daughters and mry brotnd sisters, "wow, what a beautiful, beautiful lesson." i don't want to sound cavalier, but i truly am at peace, and i feel very blessed. erus my mothi can just hear her saying, "get on with your life and do something good." >> what advice did your mom give you about being president of the united states? >> keep your eye on the ball, keep your nose on the grin grindstone, and i told her, "that's a hell of a position to be in." >> a little awkward? >> yth. a of psycho-babble about my relationship with my parents during the presidency, and it's natural, because people ha