I scarcely believe that in psychology data are present which can be mathematically evaluated. But one cannot know this with certainty, without having made the experiment. God alone is in possession of the mathematical bases of psychic phenomena.


As quoted in Carl Friedrich Gauss: Titan of Science (1955) by Guy Waldo Dunnington. p. 306


I scarcely believe that in psychology data are present which can be mathematically evaluated. But one cannot know this with certainty, without having ...

I scarcely believe that in psychology data are present which can be mathematically evaluated. But one cannot know this with certainty, without having ...

I scarcely believe that in psychology data are present which can be mathematically evaluated. But one cannot know this with certainty, without having ...

I scarcely believe that in psychology data are present which can be mathematically evaluated. But one cannot know this with certainty, without having ...