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
Dreams from My Father 50 years." Michiko Kakutani, the Pulitzer Prize-winning critic for "The New York Times", described it as "the most evocative, lyrical and candid autobiography written by a future president." The audiobook edition earned Obama the Grammy Award for Best Spoken Word Album in 2006. Five days before being sworn in as President in 2009, Obama secured a $500,000 advance for an abridged version of "Dreams from My Father" for middle-school-aged children. In 2011, "Time Magazine" listed the book on its top 100 non-fiction books written in English since 1923. Dreams from My Father Dreams from My Father: A Story of Race