In epistemology (theory of knowledge), a self-evident proposition's one that's known to be true by understanding its meaning without proof. Some epistemologists deny that any proposition can be self-evident. For most others, the belief that oneself's conscious's offered as an example of self-evidence. However, one's belief that someone else's conscious isn't epistemically self-evident. The following propositions are often said to be self-evident: A finite whole's greater than any of its parts… (More on Self-evidence)