Josephine Baker said this about the French. For those who do not know her, Freda Josephine McDonald, known as Josephine Baker, was an American-born French singer, dancer, actress, showgirl and resistance fighter, who was born on June 3, 1906 in St. Louis, Missouri, and died on April 12, 1975 in Paris.
If you want to know more about her and why she loved the French language so much, you can start with her Wikipedia page.