Ability is not always manifest. There are many rare abilities in the world which fortune never brings to light.
Ability is a special skill, like speaking several languages, or keeping your mouth shut in one.
Ability is capacity to act wisely on a thing apprehended whereas intelligence is quickness to apprehend.
Ability , when used to advantage, is better than brilliance - even when it is only moderate.
Ability is impressive when the ability in question is the ability conceal one's ability.
Ability is, for the superior man, a source of stress on account not of his lack of recognition, but rather for his continued limitations in ability.
Ability is the natural equipment to accomplish some small part of the meaner ambitions distinguishing able men from dead ones. In the last analysis ability is commonly found to consist mainly in a high degree of solemnity.