Quote by Popper, Karl
"Expectations often determine experiences, but there is always a reality that can invalidate them."
More from Popper, Karl
"The true paradox is only the paradox that is true."
"I may not be smarter than you, but I can admit when I'm wrong."
"The more we learn about the world, and the deeper our learning, the more conscious, clear and definite will be our knowledge of what we do not know."
"Science may be described as the art of systematic over-simplification."