Page:Freud - Leonardo da Vinci, a psychosexual study of an infantile reminiscence.djvu/146

130 illusions. The division of life's determinants into the “fatalities” of our constitution and the “accidents” of our childhood may still be indefinite in individual cases, but taken altogether one can no longer entertain any doubt about the importance of precisely our first years of childhood. We all still show too little respect for nature, which in Leonardo's deep words recalling Hamlet's speech “is full of infinite reasons which never appeared in experience.” Every one of us human beings corresponds to one of the infinite experiments in which these “reasons of nature” force themselves into experience.