This article at first explains some possible meanings of philosophical theology, represented by Edmund Husserl's and Hannah Arendt's philosophy: Husserl lays the foundation of the significance of Christianity in the Greek philosophy, and bases this consideration in the attunement of surprise as the begin of philosophy; Arendt secularizes Christianity in philosophy, and realizes this idea in her understanding of the metaphor language as philosophical language. The article then proposes a possibility of the image language in the Western philosophy, and from this point of view understands a non philosophical theology. Lastly, the article, based on the attunement of evasion and image language in Heidegger's philosophy, interprets his philosophy as a kind of theological philosophy.