The sky is cut into four square blue lattices by thin window lattice, and the sky is divided into shiny and distant small fragments by short eyelashes and long green tree branches. The sky was projected in the blue waves of the water, so Thoreau sat by Walden lake and fished for the stars in the boundless night sky in the water. The sky is projected in people's bright eyes, so Qu Yuan of the state of Chu looks up to the sky and recites the strange and treacherous Tianwen. The sky of phil...