It is generally agreed by philosophers of science that important contributions which have a revolutionary impact on science are often methodologically inadequate, reveal many anomalies, and may indeed be factually erroneous.
Hans EysenckThey show that roughly two-thirds of a group of neurotic patients will recover or improve to a marked extent within about two years of the onset of their illness, whether they are treated by means of psychotherapy or not.
Hans Eysenck