Epistemic paradoxes

paradox about a person's expectations about the timing of a future event which they are told will occur at an unexpected time

philosophical paradox concerning the apparent absurdity involved in asserting a sentence like "It is raining, but I do not believe that it is raining" or "It is raining, but I believe that it is not raining"

paradox that, while it is reasonable to believe that any particular lottery ticket won’t win, it is unreasonable to believe that no lottery ticket will win

modal logic paradox where the following propositions are contradictory: (A) knowledge implies truth, (B) knowing a conjunction implies knowing each conjunct, (C) all truths are knowable, (D) some truths are not known