"I never knew my father." So declares Martin Green in this sequel to "Son of Erin, Daughter of Ruth," as he begins the story of his life. Gifted with an extraordinary intellect, and inspired by a mother who leaves him orphaned while still a child, he is determined to acquire an education and rise above the shame of his illegitimate birth. Along a journey that takes him from a small town in Ohio to the halls of Harvard University, from impoverished farm boy to respected teacher, he discovers friendship, ambition, love and betrayal. And when a tragedy threatens to destroy him, he finally learns...