Noun
The quality or state of being unable; lack of ability; want of sufficient power, strength, resources, or capacity.
Source: Webster's dictionaryOld men are fond of giving good advice to console themselves for their inability to give bad examples. François de La Rochefoucauld
Neurosis is the inability to tolerate ambiguity. Sigmund Freud
The most merciful thing in the world... is the inability of the human mind to correlate all its contents. H. P. Lovecraft
Depression is the inability to construct a future. Rollo May
It is not our differences that divide us. It is our inability to recognize, accept, and celebrate those differences. Audre Lorde
Golf appeals to the idiot in us and the child. Just how childlike golf players become is proven by their frequent inability to count past five. John Updike