James Wood, comp. Dictionary of Quotations. 1899.
Winkelmann
Das Schwerste in allen Werken der Kunst ist dass dasjenige, was sehr ausgearbeitet worden, nicht ausgearbeitet scheine—The most difficult thing in all works of art is to make that which has been most highly elaborated appear as if it had not been elaborated at all.
Der höchste Vorwurf der Kunst für denkende Menschen ist der Mensch—The highest subject of art for thinking men is man.
Der Künstler muss mit Feuer entwerfen und mit Phlegma ausführen—The artist must invent (lit. sketch) with ardour and execute with coolness.
Grace is the proper relation of the acting person to the action.
It was always the aim of the artists as well as the wise men of antiquity, to mean much though they might say little.
The artist must conceive with warmth (mit Feuer) and execute with coolness.
Unity and simplicity are the two true sources of beauty. Supreme beauty resides in God.