As such, she is a unique and indispensable witness to both the strength and weakness of the West: to the splendor of open society and to the boundless energy of its antagonists.

CENTERFORSECURITYPOLICY: Ayaan Hirsi Ali, abandoned to fanatics

In 1965 Lewis Coser, an eminent sociologist, argued that the modern university had become an indispensable part of a civilised society, a place that provides salaried intellectuals with a milieu conducive to the exchange of ideas and, uniquely, a licence to disagree with those who pay them.

ECONOMIST: A cardinal in cyberspace