To defeat evil, we may have to traffic in evils: indefinite detention of suspects, coercive interrogations, targeted assassinations, even pre-emptive war.

No kid graduating in a political science class in Canada should not understand what's happened to income inequality since the 1970s, period. And then, what do we do about it? It's the biggest problem out there, in all western liberal societies.

How do you keep war accountable to the American people when war becomes invisible and virtual?

Public service does not necessarily mean service in the House of Commons, and public service is not synonymous with partisan political activity. It comes in a thousand colours, but the common denominator is: it's not about me - it's about we.

Political utopias are a form of nostalgia for an imagined past projected onto the future as a wish.

Genocide is not just a murderous madness; it is, more deeply, a politics that promises a utopia beyond politics - one people, one land, one truth, the end of difference. Since genocide is a form of political utopia, it remains an enduring temptation in any multiethnic and multicultural society in crisis.

There's a civic nationalism in Britain and dozens of other countries.