PREFACE; INTRODUCTION; Chapter I | FREEDOM AS GIFT; 1. THE LIMITS OF RATIONAL SPECULATIVE COGNITION; 2. MAN AS PERSON; 3. THE IMPORTANCE OF FREE WILL; 4. MAN AS INHABITANT OF TWO WORLDS; Chapter II | FREEDOM AS TASK; 1. MORALITY AS CALL TO ACTION AND THE EXISTENCE OF GOD; 2. THE EXPERIENCE OF OBLIGATION AS TASK; 3. OBLIGATION AND RESPONSIBILITY; 4. PARTICIPATION AS TASK; CHAPTER III | FREEDOM AS FULFILMENT; 1. PERSONHOOD IN COMMUNITY; 2. PARTICIPATION AS BASIS OF THE "I -- YOU" RELATION; 3. PARTICIPATION AS REALISATION OF LOVE; CONCLUSION; BIBLIOGRAPHY; REGISTER OF PERSONS; INDEX