The book "The Colonel's Dream" by Charles Chesnutt is a novel about the life of a person of color in post-Civil War America. The main character, a former slave and now a millionaire, is forced to face the adjustments to a new world where racism and social preferences determine the possibilities of each person. The author uses this important masterpiece to raise questions about the permissibility of social inequalities and possible ways to combat them. This book is still relevant today, raising difficult questions about race relations and social justice.