A better understanding of the modes of central tolerance induced by apoptosis, editing, anergy and ignorance requires the identification of relevant antigen-presenting cell populations.
Barack Obama, however, by his accomplishments (and most recently, his defeat of Hillary Clinton) has demonstrated that when the forces of ignorance and unfairness require you to work twice as hard as your adversaries to achieve the same goals, something amazing happens: You become better and stronger than them.
There are many things you could say about this, but surely high on the list is the degree of historical ignorance it requires.
Pulling it off, he added, had required "a combination of ignorance and arrogance, which in equal measure are good for this kind of operation".
Understanding the humour in these jokes required the attribution of ignorance, false belief or deception to one of its characters and therefore, an analysis of their mental state.
Britain's emotional contract with our royal family is based on ignorance, and requires a steady flow of propaganda for its nourishment.
He said the decision by F.B.I. supervisors in Washington to rebuff the Minneapolis agents, and the supervisors' ignorance of the standards of evidence required for a search warrant, were "inexplicable".
Our ignorance regarding the nature of the compounds required for the origin of life, though, does not stop us from attempting to understand how organic compounds form in prebiotic environments.
Cynthia Townley has also argued for the positive value of ignorance in our epistemic practices, recognizing that our rich relations of epistemic dependence require trust, which itself requires ignorance and a commitment to refrain from remedying it (2011, 23).
