कुतो वा नूतनं वस्तु वयमुत्प्रेक्षितुं क्षमाः ।
वाचो विन्यासवैचित्र्यमात्रमत्र विचार्यताम् ॥
kuto vA nUtanaM vastu vayam utprekShitum kShamAH ।
vacho vinyAsa vaichitryamAtram atra vichAryatAm ॥
One can not write an absolutely new piece all by himself. What needs to be told (in a work) is pretty much known. How it can be told differently is where the talent lies in. A literary work has to be judged on that.