The greatness of literature cannot be determined solely by literary standards though we must remember that whether it is literature or not can be determined only by literary standards.
Biographies are no longer written to explain or explore the greatness of the great. They redress balances, explore secret weaknesses, demolish legends.
Standing on "tip toe", one stands not firmly. Straining in stride, one cannot walk far. Flaunting of deeds, one is unfavorably noticed. Being self-righteous, one is not respected. Boasting of self, one's merit is unrecognized. Glorifying of self, one loses the opportunity for greatness. From the viewpoint of Tao These represent imperfect Te, Valued as are filth or disease.
What I must do is all that concerns me, not what the people think. This rule, equally arduous in actual and in intellectual life, may serve for the whole distinction between greatness and meanness.
Should I, after tea and cakes and ices, Have the strength to force the moment to its crisis? But though I have wept and fasted, wept and prayed, Though I have seen my head (grown slightly bald) brought in upon a platter, I am no prophet--and here's no great matter; I have seen the moment of my greatness flicker, I have seen the eternal Footman hold my coat, and snicker, And in short, I was afraid.