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" "The freedom of the seemingly false opinion and our tolerance of it and our willingness to meet with it in the open help test the validity of truth while keeping alive the critical sense which is the main spring of all advancement of human thought and is the vital point, the very soul, of all human progress.
Boris Sidis (October 12, 1867 – October 24, 1923) was a Ukraine-born American psychologist and psychiatrist who studied under William James at Harvard University. His areas of study included hypnosis, suggestion, and the subconscious; multiple personality, sleep, laughter, and the treatment of psychopathic disease.
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