Memory is the only afterlife I have ever believed in. But the forgetting inside us cannot be stopped. We are programmed to betray.

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.

Memory is the only afterlife I have ever believed in. But the forgetting inside us cannot be stopped. We are programmed to betray.

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

I teach students that what people say about failure in politics is mostly wrong. People always told me, 'They'll praise you on your way up and kick you on your way down.' That wasn't my experience. I can't walk down the street in Toronto without someone coming up and saying hello.

What really matters is getting new people in. The constitutional changes matter, but the thing that the party mustn't do is turn in on itself and think the thing we've got to do is fix our plumbing. The thing we've got to do is get new people in.

In academic life, false ideas are merely false and useless ones can be fun to play with. In political life, false ideas can ruin the lives of millions and useless ones can waste precious resources. An intellectual's responsibility for his ideas is to follow their consequences wherever they may lead. A politician's responsibility is to master those consequences and prevent them from doing harm. Michael Ignatieff, a former professor at Harvard and contributing writer for the magazine, is a member of Canada's Parliament and deputy leader of the Liberal Party.