The book by Doctor of Philosophy, Professor, Academician F.X. Cassidy gives an outline of the life and teachings of the great Greek philosopher Socrates. The work reveals Socrates' understanding of philosophy and teleology, his interpretation of the Delphic saying "Know thyself." Socrates' teaching about the good and the soul, virtue as knowledge, is comprehensively presented. The account of the philosopher's fate, his trial, which sentenced him to death sounds dramatic. The book is addressed to students and graduate students of all specialties and a wide range of readers interested in the problems of world philosophy and culture.