"The Liberal" is a book by John Locke, one of the leading representatives of liberal philosophy of the 17th century. In this work, the author examines the question of the origin, role and limitations of power in the political life of society. Locke expresses the concept of social contractualism, according to which power must come from the consent of the people. The book "Liberal" is considered a classic work of political philosophy, which influenced many thinkers and politicians around the world. Its relevance is felt even today, when questions about the role and limits of power remain among the most important in public discourse. Thanks to a clear and concise style, the book "Liberal" is accessible to readers of various levels of training and interest in political theory. This is essential reading for those interested in the history of political thought and who want to better understand contemporary political processes.