On his methods:
"You cannot defeat the heretic with this book alone," bin Laden has said, referring to the Koran. "You have to show them the fist." (Quoted in The Washington Post, Sept. 18, 2001.)

On Americans:
"The ruling to kill the Americans and their allies -- civilians and military -- is an individual duty for every Muslim who can do it in any country in which it is possible to do it, in order to liberate the al-Aqsa Mosque and the holy mosque [Mecca] from their grip, and in order for their armies to move out of all the lands of Islam, defeated and unable to threaten any Muslim." (From "Jihad Against Jews and Crusaders," 23 February 1998)

To the Palestinians:
"We give you the good news that the forces of Islam are coming and the forces of Yemen will continue in the name of God." (From a training video that circulated in the Middle East after the bombing of the USS Cole in October 2000.)

On weapons of mass destruction:
"If I seek to acquire such weapons, this is a religious duty," he said. "How we use them is up to us." (Quoted by a Pakistani news agency in 1998.)