"No rational argument will have a rational effect on a man who does not want to adopt a rational attitude."
- Karl R. Popper
"Aestheticism and radicalism must lead us to jettison reason, and to replace it by a desperate hope for political miracles. This irrational attitude which springs from intoxication with dreams of a bea..."
"Whenever a theory appears to you as the only possible one, take this as a sign that you have neither understood the theory nor the problem which it was intended to solve."
"While differing widely in the various little bits we know, in our infinite ignorance we are all equal."
"No book can ever be finished. While working on it we learn just enough to find it immature the moment we turn away from it"
"Science may be described as the art of systematic oversimplification."
"The more we learn about the world, and the deeper our learning, the more conscious, specific, and articulate will be our knowledge of what we do not know; our knowledge of our ignorance. For this inde..."
"We all have an unscientific weakness for being always in the right, and this weakness seems to be particularly common among professional and amateur politicians. But the only way to apply something li..."
"It is complete nihilism to propose laying down arms in a world where atom bombs are around. It is very simple: there is no way of achieving peace other than with weapons."
"I remained a socialist for several years, even after my rejection of Marxism; and if there could be such a thing as socialism combined with individual liberty, I would be a socialist still. For nothin..."