Fibrous tunic of eyeball. From Wikipedia, the free encyclopedia. The sclera and cornea form the fibrous tunic of the bulb of the eye; the sclera is opaque, and constitutes the posterior five-sixths of the tunic; the cornea is transparent, and forms the anterior sixth.The term corneosclera is also used to describe the sclera and cornea together.ibrous tunic of eyeball. From Wikipedia, the free encyclopedia. The sclera and cornea form the fibrous tunic of the bulb of the eye; the sclera is opaque, and constitutes the posterior five-sixths of the tunic; the cornea is transparent, and forms the anterior sixth.
The philosophy as well as the religion of the Greeks found its first expression in poetry, philosophical speculation, properly so called, being preceded by the effort of the imagination to picture to itself the origin and the evolution of the universe.
Stoicism was one of the new philosophical movements of the Hellenistic period. The name derives from the porch (stoa poikilÃª) in the Agora at Athens decorated with mural paintings, where the members of the school congregated, and their lectures were held. Unlike âepicurean,â the sense of the English adjective âstoicalâ is not utterly misleading with regard to its philosophical origins.