American Quotes and aphorisms about fluent Danica McKellar Karlie Kloss Natalie Portman Sam Kean ,, The idea of critical windows extends beyond just vision, of course: almost every system in the brai... David Dewhurst Billie Joe Armstrong Paula Fox George Steiner Kirstin Maldonado Michael Hastings ,, Andrew Warren was a rarity in the CIA's Clandestine Service - African-American, fluent in Arabic, a...