I think that people who already have experience in cryptocurrency from 6 months. Already seen this is not particularly panic. Panic newcomers. And for experienced traders it is a good opportunity to earn. To sell expensive to buy cheaper is the responsibility of the trader.
For beginners, I recommend that if you're not sure where the price will go just wait. Do nothing, you will lose more if you start with a hot head to do something. The cryptocurrency world a couple of years certainly will grow