A problem is your chance to do your best. - Duke Ellington.
"A problem is your chance to do your best." - Duke Ellington. "๊ณ ๋์ด์ผ๋ง๋ก ์ต์ ์ ๋คํ ์ ์๋ ๊ธฐํ๋ค." - ๋ํฌ ์๋งํด. Duke Ellington: A Jazz Legend's Enduring Legacy ๋ํฌ ์๋งํด: ์ฌ์ฆ ์ ์ค์ ์์ํ ์ ์ฐ Edward Kennedy "Duke" Ellington, born on April …