CelticTwilight and Christian Tradition in Yeats' Poetry

As a great Irish poet,W.B.Yeats devotes his life to reviving Celtic tradition by using Irish folk songs and tales as his writing materials.Meanwhile,Christianity also remains an indispensable part of his poetry.Yeats insists on writing in English.All those reflect the poet's conflict and dependence on English culture.Yeats not only relies on his own Irish tradition,but also borrows the essence from English culture,especially Christian tradition,which makes his poetry charming and lively.