Feyerabend, Paul

"What we cannot imagine, we cannot conceive as possible."

"Traditions persist because they contain adaptive wisdom."

"The demand for rationality can itself be irrational."

"We are more shaped by our assumptions than by our evidence."

"Intellectual freedom means nothing if we fear using it."

"The pursuit of knowledge is never innocent or purely objective."

"Alternative perspectives are not supplements to science; they are necessary."

"To understand is to bridge the gap between different worlds of meaning."

"Questions are more valuable than answers that foreclose further inquiry."

"The most important insights often come from outside the mainstream."

"We mistake our maps for the territory they represent."

"Rigid systems of thought create rigid systems of society."

"The history of progress is the history of learning what we were wrong about."

"What appears as progress in one domain may be regression in another."

"The careful observer notices what the theory-laden eye cannot see."

"Reality is stranger than our categories allow us to recognize."

"Freedom requires the courage to be misunderstood."

"Every law of nature is a human invention that has proven useful."

"The comfortable lie is more popular than the uncomfortable truth."

"Wisdom lies in knowing when to break the rules you have learned."

"Our concepts shape what we can perceive as real."

"The defense of established views often masks fear of the new."

"Contradiction is not always a sign of error; sometimes it is a sign of depth."

"We are all theorists, whether we admit it or not."

"The truly educated person is the one who knows how to unlearn."

"What we call objectivity is often just collective subjectivity."

"Imagination is constrained by what we believe to be possible."

"Science advances not by proving theories right but by showing them wrong."

"The most powerful argument is often the one we do not want to hear."

"Sameness breeds complacency; diversity breeds growth."