SIGMUND FREUD 1856 - 1939 Dr. C. George Boeree It is a mistake to believe that a science consists in nothing but conclusively proved propositions, and it is unjust to demand that it should. It is a demand only made by those who feel a craving for authority in some form and a need to replace the religious catechism by something else, even if it be a scientific one. Science in its catechism has but few apodictic precepts; it consists mainly of statements which it has developed to varying degrees of probability. The capacity to be content with these approximations to certainty and the ability to carry on constructive work despite the lack of final confirmation are actually a mark of the scientific habit of mind. -- Freud Freud's story, like most people's stories, begins with others. In his case those others were his mentor and friend, Dr. Joseph Breuer, and Breuer's patient, called Anna O. Anna O. was Joseph Breuer's patient from 1880 through 1882. Twenty one years old,
