His most important works are: Aesthetik (Leipzig, 1859; 3rd ed., 1885), supplemented by Die Kunst im Zusammenhang der Kulturentwicklung and der Ideale der Menschheit (3rd ed., 1877-1886); Die philosophische Weltanschauung der Reformationszeit (Stuttgart, 1847; 2nd ed., Leipzig, 1886), and Die sittliche Weltordnung (Leipzig, 1877; 2nd ed., 1891), in which he recognized both the immutability of the laws of nature and the freedom of the will.
Xxiv., from which it was copied and reprinted in the Ada Eruditorum (1707), and also in the Memoirs of the Academy of Sciences at Paris; General Laws of Nature and Motion (1705), a work which is commended by Wolfius as illustrating and rendering easy the writings of Galileo and Huygens, and the Principia of Newton; An Institution of Fluxions, containing the First Principles, Operations, and Applications of that admirable Method, as invented by Sir Isaac Newton (1706).
Law was thus the spouse of the sovereign of the sky, but Aeschylus identified her with the Earth (worshipped at Athens as Ge-Themis), not only the kindly Mother, but the goddess who bound herself by fixed rules or laws of nature and life.
If, therefore, the physicist seeks to discover the laws of nature by study of natural phenomena, so the philosopher must seek the laws of historical change by the investigation of human events and of the human mind.
The main idea of the poem is the irreconcilable opposition between the truth of the laws of nature and the falsehood of the old superstitions.
Like Leonardo, but with much less than Leonardo's genius for scientific speculation and divination, Diirer was a confirmed reasoner and theorist on the laws of nature and natural appearances.