There is an almost universal tendency, perhaps an inborn tendency, to suspect the good faith of a man who holds opinions that differ from our own opinions. … It obviously endangers the freedom and the objectivity of our discussion if we attack a person instead of attacking an opinion or, more precisely, a theory.More Karl Raimund Popper quotes [03/29/2018 05:03:36]

The growth of knowledge depends entirely upon disagreement.More Karl Raimund Popper quotes [03/29/2018 05:03:36]

Our belief in any particular natural law cannot have a safer basis than our unsuccessful critical attempts to refute it.More Karl Raimund Popper quotes [03/29/2018 05:03:36]

Science is perhaps the only human activity in which errors are systematically criticized and, in time, corrected.More Karl Raimund Popper quotes [03/29/2018 05:03:36]

The only way to test a hypothesis is to look for all the information that disagrees with it.More Karl Raimund Popper quotes [03/29/2018 05:03:36]