Again with the Proust.

Although it is rightly said that there can be no progress, no discovery in art, but only in the sciences, and that each artist starting afresh on an individual effort cannot be either helped or hindered therein by the efforts of any other, it must none the less be acknowledged that, in so far as art brings to light certain laws, once and industry has popularized them, the art that was first in the field looses retrospectively a little of its originality.