No rational argument will have a rational effect on a man who does not want to adopt a rational attitude.
Karl PopperA theory which is not refutable by any conceivable event is non-scientific. Irrefutability is not a virtue of a theory (as people often think) but a vice.
Karl PopperWe are social creatures to the inmost centre of our being. The notion that one can begin anything at all from scratch, free from the past, or unindebted to others, could not conceivably be more wrong.
Karl Popper