cairo's tahrir square, liberation square. it's been a sim bomb of defiance for days now against the mubarak residency. people here are still chanting curfew was supposed to be done minutes ago but they're refusing to disperse. i've been talking with this professor. what do you think when you see these fighter jets overhead? >> as i said, we're not going to be intimidated by all of these. this is a sign of weakness. it is not signs of change. if he's strong enough, he would face the people, he would change this institution, he would drop down the assembly which have been -- >> you think the fighter jets are a warning? >> no, no. as you can see, the people here are gathering more and more. it makes them stronger and stronger. these people are strong. because they are strong from the heart. their spirit is strong. they are strong by holding to each other, by helping each other out and that's the spirit of the egyptian that has been under this regime for about 30