"Comedian Zach Anner opens his frank and devilishly funny book, If at Birth You Don't Succeed, with an admission: he botched his own birth. Two months early, underweight and under-prepared for life, he entered the world with cerebral palsy and an uncertain future. So how did this hairless mole-rat of a boy blossom into a viral internet sensation who's hosted two travel shows, impressed Oprah, driven the Mars Rover, and inspired a John Mayer song?...