Saadi is writer and philosopher who was born and died in the 13th century in Shiraz. He is a great lyric poet second only to Hafez. He is recognized for the quality of his writings and for the depth of his social and moral thoughts. He spent many years wandering from the Middle East to North Africa and to India. He finally settled in Shiraz where he composed his two major works. Those are Golestan (The Garden of Roses) and Boostan (The Orchard). He is not only famous in Persian-speaking countries, but has also been quoted in western sources. his famous poem(Bani adam ) written on the entrance of the United Nations and the President Barack Obama quoted the first two lines of this poem in his New Year’s greeting to the people of Iran on March 20, 2009.