mr. hoffman: thank you. secretary perry, you want to add something? mr. perry: i want to comment about a question i'm asked all the time. questions i'm asked by my students. all right, so you needed strategic deterrence during the cold war. how did that add up to 70,000 nuclear weapons? what deterrence argument led you to 70,000? they did cap it, so let's say 30,000 roughly. i try to answer the question. maybe we think to have deterrence, we need to be able to destroy 100 targets. to be safe, let's double that, make it 200 or 250. then you assume that maybe some of our missiles won't work, so we better double that. now we get up to 500, 1000. then you say, but we are going to be responding to a surprise attack. that surprise attack is going to destroy 90% of our silos and most of our airbases, and the bombers left are going to be shot down by the soviet air defense. somehow, the soviets are going to have a magical solution which is going to attack our submarines at sea. never quite explained what that is. some magical solution. so they are going to be gon