(1) The more thoroughly a photographer explores his subject with the camera (i. e. , the more pictures he makes), the more he sees and the better his chance of getting good results. (2) Even slight changes in subject approach can make significant differences in the effect of the picture.
First. . . a new theory is attacked as absurd; then it is admitted to be true, but obvious and insignificant; finally it is seen to be so important that its adversaries claim that they themselves discovered it.