Complex sentence: In his book "Honoring the Self" (Branden, 1983), he devotes Chapter 12 to a defense of Ayn Rand's metaethical theory, saying that, "the foundation of her ethics is an unassailable contribution" (Branden 1983, p205).
Split into simpler sentences: In his book "Honoring the Self" (Branden, 1983), he devotes Chapter 12 to a defense of Ayn Rand's metaethical theory. To quote Branden on the subject, "I think the foundation of her ethics is an unassailable contribution" (Branden 1983, p205).