I must stay alone and know that I am alone to contemplate and feel nature in full.
Caspar David FriedrichClose 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 FriedrichI am not so weak as to submit to the demands of the age when they go against my convictions. I spin a cocoon around myself; let others do the same. I shall leave it to time to show what will come of it: a brilliant butterfly or maggot.
Caspar David FriedrichThe painter should paint not only what he has in front of him, but also what he sees inside himself. If he sees nothing within, then he should stop painting what is in front of him.
Caspar David Friedrich