"Caste" is a book that examines the problem of racism in modern society from the point of view of the "caste" system. The author of the book, William Alexander Fraser, draws parallels between the Indian caste system, the system of racial segregation in the United States, and other forms of social inequality. The book offers an in-depth analysis and challenges the reader to reflect on his own ideas about the roots of inequality and ways to overcome this ignorance. "Caste" is a groundbreaking work that helps to better understand the nature of racism and its impact on modern society.