PhaedoPlatoRead freeBuy on AmazonAppears in 10 ideasMetaphysics/PsychologySoulIs the soul immortal, and what is the relationship between mind and body?Epistemology/Philosophy of MindMindWhat is the mind, how does it know, and how is it related to the body?TheologyImmortalityDoes the soul survive the death of the body, and what follows from the answer?Metaphysics/ScienceLife and DeathWhat distinguishes the living from the non-living, and what does death mean for the creature that knows it must die?MetaphysicsCauseWhat does it mean for one thing to cause another, and how many kinds of cause are there?OppositionHow do things stand opposed, and what is the role of opposition in being and thought?EpistemologyIdeaWhat is an idea, and how does it relate to the things we claim to know?PrincipleWhat are the starting points of knowledge and reality, and how do we know them?HypothesisWhat role do assumptions play in inquiry, and how are hypotheses tested?Logic & MethodUniversal and ParticularDo universals exist independently of particular things, or are they only names we apply to collections of similar individuals?