 It could really hurt your portfolio, and a lot of people don't have enough time to rebound from that. You may have made $500,000, $600,000. You may be looking at a million dollars in your account, and it could easily become $600,000, or maybe you've got a half a million dollars, and my goodness, it could become $300,000 so quickly, and you don't have enough time to rebound from that.