Դ° ۺ , ãư * ŸӽƮƮΡƮŸӽ ȭ* ̱? Ƹ о 1 / Ƹ ͽ * ڸ ̸ ü ͳݰ Ʈ 츮 ˰ ٷ Ȯ ִ. ڵϼɰ ˻ ̻ ư ܾ ܿ ʿ䰡 , ϴ ãų ǰ Ⱦƾ ʿ䵵 . ǻͰ ϰ ΰ ϴ, ճ ְ , 츮 ȴٴ ͡ ǹϴ°. ΰ ̷ پ ƿ ΰ ؾ ϴ°. Ρ, 踦 ٲ , Ϻڵ顷 Žϸ 鸸 ڸ Ҵ ְ ̸ üͰ 谡 ƴ, ΰ 踦 Žϴ ο å ߴ. ź(Knowing What We Know) ̶ ̸, õ η Ǿ, õ ȭؿԴ ̾߱Ѵ. ġ б ϱ , ˻ ź, ΰ 뵿 ִ ΰɱ Ϳ å ִ.20 ߰ſ ڿ, 21 ȭϴ ƿ ̸ üʹ ڽ Դ ü ġ ִ ȸ ȸ̶ Ŀٶ .