First off, a refutation of the idea that more security means less privacy and freedom. Argued by a very smart computer security expert:
http://www.counterpane.com/crypto-gram-0109a.html#8 (The rest of this article is good too.)
Next, advice about fighting terrorism gathered from actual experience with fighting terrorism. A related fact: people have been fighting terrorism for a long time, it didn't start on 9/11!!
http://dir.salon.com/news/feature/2001/09/19/fighting_terror/index.html
Quoted from the above:
Ask now of any action you mean to take -- bombing, assassination, ground war -- whether it means there will be more or fewer terrorists when the children who are now in preschool grow up to fighting age.
Dated: 09/16/2002