brian jacobson joins us to discuss what we've learned after this tumultuous week on wall street. he is chief portfolio strategist at wells fargo advantage funds. nice to see you, brian. welcome back. >> thanks, sue. thanks for having me back. >> let's start with basically that question. what have we learned through this whole week? >> well, i think that there's really two big lessons from this. number one is that investing entails taking on risks, and sadly we've been sort of lulled into a sense of complacency in the last few years without a lot of volatility in the markets since the last correction, if you define that as a peak to trough of about 10% of the s&p 500. we haven't seen that in quite a long time. so this is a reminder those types of things do happen. however, i think the second lesson is also that sometimes the best thing to do in a crisis is to really do nothing. what we saw on tuesday was actually sort of nationwide redemptions from mutual funds, exchange-traded funds and such, and that was just as the market was beginning to go back up. so sometimes people react, a