... account of knowledge. Within the discipline of philosophy, epistemology is the study of the nature of knowledge and justification: in particular, the study of (a) the defining components, (b) the ... illustrates the hopes of the modal logicians who developed epistemic logic with Fitch's proof for unknowables and the surprise-test paradox. He considers the epistemology of proof with the help of ... affects the meaning of sentences, then some nod in the direction of enlarging the brief considerations of the preceding paragraph will be needed, even though they do not require abandoning the...