"While accepting the fact that his later mental struggles to discern the nature of particles – 'drawing circles on the blackboard', so he relates, being a visible sign of his mental activity – did not lead to any breakthrough, he expresses the conviction that a more oriental approach is a better way to deeper understanding than the present pursuit of ever greater detail with an ever greater mass of facts produced by more and more sophisticated experimentation. To him all this activity produces barriers between the individual scientist and his ability to perceive Nature as a whole."