In the long term, we've got to defeat an ideology of hate with an ideology of hope. There's a reason why people like [al-Qaida leader Osama] bin Laden are able to recruit suiciders, because if you don't have hope, you're attracted to an ideology which says, it's OK to kill people and kill yourself.

Sept. 11, 5 years later: 'We stand together' (September 11, 2006)