Complex sentence: Upon graduation, Styron enrolled in Davidson College and joined Phi Delta Theta and by the age of eighteen he was reading many of the writers who would have a lasting influence on his vocation as a novelist and writer, especially Thomas Wolfe.
Split into simpler sentences: Upon graduation, Styron enrolled in Davidson College and joined Phi Delta Theta. By the age of eighteen he was reading the writers who would have a lasting influence on his vocation as a novelist and writer, especially Thomas Wolfe.