I had innumerable visions at that time [c. 1903]; wherever I looked, Nature was alive, the sky, the clouds, on every stone and among the branches of … - Emil Nolde

You speak of errors.. .Men who are so correct and flawless are mostly boring; small weaknesses can be loved.. .One chief characteristic of the etchings gives me much pleasure: because out of them streams forth a tremendous life.

Nobody had made the same full use of the properties of acids and metal in this way before. Having drown on the copper-plate and left areas of it bare, I laid it in the bath of acid and achieved effects that astonished even me, full of subtle nuances.

Yellow can paint happiness and also pain.. .Every color harbors its soul within, delighting or repelling and inspiring me.