If Goethe was a German writer, because he was born and lived in Germany and composed his wonderful poetry in its language and wrote his great works in it, then he was universal in his literature, art, thought, and the affairs he dealt with in it, which included life at its core in different regions and environments.
Therefore, the world had the right to be proud of his fertile mind, his keen feeling, and his rare imagination, and to draw inspiration from his long life, which almost extended to an entire century, for all the great sermons that filled him, and to draw from its incidents great lessons in art and literature. This life expanded various sects and various ideas, and his genius was not limited to art and literature. It included positive sciences. He studied some of its branches in depth, and concluded his research with far-reaching results, because he was able to demonstrate the principle of unity that forms between plants, and proved the existence of a bone between the jaws in The face, so the scholars who were concerned with these studies put forward this.