A second question concerns the relationship between knowledge and belief. Clearly, a mental state can only count as knowledge if it satisfies certain conditions that go beyond anything that would be required for the state to count as belief. Thus, there can be cases in which a person believes that p but does not know that p. A question arises, however, as to whether the converse also holds. That is, a question arises as to whether a mental state must satisfy certain conditions to count as a beli