dr. andy david is consul general of israel to the pacific northwest, based in san francisco. he offers this advice. >> well, it's okay to be mad, and it's okay to be angry, and it's okay to be sad. but then if you want to do something about it, if you want to be constructive, then you need to look beyond your anger, and try to maybe use that anger and channel into a positive direction. >> he says there are different ways to build bridges of understanding. >> for people to do cultural events together. business, international trade, education -- there's so many areas in which we can collaborate. >> a key area of conflict continues between israel and the palestinian authority and the debate over statehood for palestinians. i've been to israel and i visited palestinian friends, and i've made friends on both sides. and i've seen the situation in palestine behind the wall. it's -- it's very sad. >> you're right. it's very sad. it makes a lot of israelis sad, but the only reason why we built it was violence and terrorism. we hope that we'll be able to reach a moment where there is s