Introduction: The Original Setting: Plato's Crito 1. A First Principle 2. Supplementary Principles of Practical Rationality: Basic Human Goods 3. General Comments on Basic Goods 4. Prudential Guidelines for the Pursuit of Basic Goods 5. Agents, Actions, Consequences 6. Judging Actions: Moral Norms 7. On Abortion 8. On Euthanasia 9. Epilogue: At the Moral Crossroads