epistemology
“The irritation of doubt causes a struggle to attain a state of belief.”
“The production of belief is the sole function of thought.”
“The opinion which is fated to be ultimately agreed to by all who investigate is what we mean by the truth.”
“We have no power of thinking without signs.”
“Two dogmas of empiricism: the analytic–synthetic distinction and reductionism.”
“The Humean predicament is the human predicament.”
“Our statements about the external world face the tribunal of sense experience not individually but only as a corporate body.”