The trick for newbies is that they should know where they are and how they look. They should know the basics of the market, and do not listen to anyone investing in a coin only
Yes it should be like that, but the problem is, most of them are selling their coins every time the market price is dumping which makes the market to dump, chain reaction will always happen in the market.
panic sell is not only newbies problem, even professional traders sometime get panic and follow what stream do. but what make it different is professional trader know how to get profit back and newbies will left with regret