Complex sentence: He published "Atlas Shrugged," written by Ayn Rand, even though he vehemently disagreed with her philosophy of Objectivism admired her "sincerity" and "brillian (ce)," and the two became lifelong friends.
Split into simpler sentences: He published "Atlas Shrugged," written by Ayn Rand, even though he vehemently disagreed with her philosophy of Objectivism. He admired her "sincerity" and "brillian (ce)," and the two became lifelong friends.