Close your bodily eye, that you may see your picture first with the eye of the spirit. Then bring to light what you have seen in the darkness, that its effect may work back, from without to within.
Caspar David FriedrichWhat the newer landscape artists see in a circle of a hundred degrees in Nature they press together unmercifully into an angle of vision of only forty-five degrees. And furthermore, what is in Nature separated by large spaces, is compressed into a cramped space and overfills and oversatiates the eye, creating an unfavorable and disquieting effect on the viewer.
Caspar David FriedrichThe pure, frank sentiments we hold in our hearts are the only truthful sources of art.
Caspar David FriedrichThe eye and fantasy feel more attracted by nebulous distance than by that which is close and distinct in front of us.
Caspar David Friedrich