Alkaloid use of Ephedra and opium poppies. Also, coca leaves have been used by South American Indians since ancient times. Extracts from plants containing toxic alkaloids, such as aconitine and tubocurarine, were used since antiquity for poisoning arrows. Studies of alkaloids began in the 19th century. In 1804, the German chemist Friedrich Sertürner isolated from opium a "soporific principle" (), which he called "morphium" in honor of Morpheus, the Greek god of dreams; in German and some other Central-European languages, this is still the name of the drug. The term "morphine", used in English and French, was given by the French
A Dissertation Concerning the End for Which God Created the World was the end for which God created the world. Edwards instead puts forth the idea that the reason for God's creation of the world was not human happiness, but the magnification of his own glory and name. Edwards then continues to argue that since true happiness comes from God alone, human happiness is an extension of God's glory, and that there are "ultimate" ends and "chief" ends, but they all end at the same conclusion. Edwards, like in "Virtue", discusses how there is no true happiness without being happy in God. Modern day evangelicals such as John Piper still use