Noun
The act of omitting; neglect or failure to do something required by propriety or duty.
That which is omitted or is left undone.
Source: Webster's dictionaryJust the omission of Jane Austen's books alone would make a fairly good library out of a library that hadn't a book in it. Mark Twain
I have spent weeks in the desert, forgetting to look at the moon, he says, as a married man may spend days never looking into the face of his wife. These are not sins of omission but signs of pre-occuopation. Michael Ondaatje
All the opportunities you let slip by! The idea, the inspiration just doesn´t come fast enough. Instead of being open, you´re closed up tight. That´s the worst sin of all - the sin of omission. Simone de Beauvoir
Even Avataras, saints, and sages have to undergo the ordeal of suffering, for they take upon themselves the burden of sins of omission and commission of ordinary human beings and thereby sacrifice themselves for the good of humanity. Sarada Devi
We, the members of this country need to rectify this omission (of having failed to dedicate the Parliament to God previously) by dedicating the Parliament and those who serve through it to our Heavenly Father, who directs and guides us in our daily deliberations. Josefa Iloilo
The omission of good is no less reprehensible than the commission of evil. Plutarch