It is not so easy to frighten those who are on the market for a long time, they understand and know what to lose. Relying on past events, realists have remained, pessimists leave the market.
Realists in the market is good. But they do not move the market. Now the market needs optimists. And the more fanatical and thoughtless these optimists are, the better 
.In order for such optimists to appear, there must be a very good news background. People still believe in the media.