Thanks to DailyNews.com:
"We've taken a lot of measures to protect the American people but obviously we're not completely safe. ... It is a mistake to believe there is no threat to the United States of America." - President Bush.
"This nation is at war with Islamic fascists who will use any means to destroy those of us who love freedom, to hurt our nation." - Bush.
"It was sophisticated, it had a lot of members and it was international in scope." - Homeland Security Secretary Michael Chertoff.
"This plot was well advanced...They were in the final stages of planning for its execution." - Chertoff.
"This had the earmarks of an al Qaida plot." - FBI Director Robert Mueller.
"Everything that can be done to protect (travelers) is being done." - Attorney General Alberto Gonzales.
"This was a surprise to many of us." - Transportation Security Administration Chief Kip Hawley.
"Declutter your bag. If you let the TSOs have a clear view of what's in the bag with your X-ray, you'll move right on through. That is something very easy to do as you pack your bag: leave the liquids at home, drink them, declutter your bag. And last, I'd say, enjoy your trip." - Hawley.
"Today's victory serves as a vivid and shocking reminder that we must always be vigilant in fighting the global war on terror. Freedom is never free, and we must never be complacent in defending it." - House Speaker Dennis Hastert.
"The increased security precautions being implemented around the country are appropriate and necessary. We must be on alert so that our nation does not suffer another attack like 9/11." - Senate Majority Leader Bill Frist, R-Tenn.
"The Iraq war has diverted our focus and more than $300 billion in resources from the war on terrorism and has created a rallying cry for international terrorists. This latest plot demonstrates the need for the Bush administration and the Congress to change course in Iraq and ensure that we are taking all the steps necessary to protect Americans at home and across the world." - Senate Minority Leader Harry Reid, D-Nev.
"Today's news is an urgent reminder that we must make America safer and the world more stable. We must implement the strong recommendations of the independent 9/11 Commission to improve airport security screening at checkpoints." - House Minority Leader Nancy Pelosi, D-Calif.
"Today we awoke to a reminder that terrorism is not a vague, distant threat, but a reality we must face everyday." - Rep. Peter Hoekstra, R-Mich., chairman of the House Intelligence Committee.
" ... It should also serve as a reminder to the terrorists themselves that America and its allies will not waver in our determination to confront and defeat rogue regimes and radical movements that have set democracy and liberty square in their sights and targeted them for destruction." - Rep. John Boehner, R-Ohio, House majority leader.
"This is the kind of success that our intelligence and law enforcement personnel work hard to achieve -- a success achieved despite damaging leaks and unjustified criticisms of the methods they use to detect and prevent terrorist attacks." - Sen. Pat Roberts, R-Kan., chairman of the Intelligence Committee.
"This is yet another reminder, if anyone needed one, that the war on terror is not over. " - Senate Majority Whip Mitch McConnell, R-Ky.
"While this terrorist plan may have been thwarted, I still am gravely concerned about gaping aviation security loopholes that continue to put passengers and crew members at risk." - Rep. Ed Markey, D-Mass.
"This should serve as the latest, most serious evidence that we are in a war against a brutal enemy that intends to attack us over and over again in the most indiscriminate way." -Sen. Joe Lieberman, D-Conn
"This is a global war marked by religious fanaticism and jihadist combatants who know no geographical boundaries. The Islamic extremists attacking our troops - troops who are there bringing democracy to Iraq - are the same Islamic extremists who are seeking to attack and bring down the airplanes over our homeland." - Sen. John Cornyn, R-Texas, chairman of a Senate Armed Services panel.