Hafez (Shamsoddin Mohammad, 1320 ~ 1389) is a Persian poet. Hafez wrote poetry at the time when the Mongols ruled Persia. His poems mercilessly exposed and mocked the tyranny and tyranny of the authorities, the degradation of social morality, especially the hypocrisy of society and the prejudice of the church. In a large number of poems, he also praised spring, flowers, wine and love, called for freedom, justice and a beautiful new life, and expressed deep sympathy for the poor. His Poems of Hafez Persia was first published in 179 1 and translated into many foreign languages. It has also been circulated and taught in mosque education in northwest China. Hafez occupies an important position in the history of Persian literature, and many famous poets in the East and West also highly praised and appreciated Hafez. Later Islamic scholars praised him as "the tongue of God among poets" and "Silas Nightingale". Goethe, the great German poet, praised him and said, "You are a big ship full of sails and braving the wind and waves, and I am just a small boat that bumps up and down in the waves."