Dips and rallies is part of investing, it happens in every asset class except t-bills. If you got stressed out, you probably need to diversify your portfolio to appropriate allocations for your risk tolerance. A 100% cryptocurrency position is bad strategy, or no strategy at all.
We cannot avoid sometimes to get upset for the turn of events on bitcoin since many are so happy and thinking that it will reach to $50k but looks like there's a sudden turn happen. And for this we really need to learn the risk management since it can give us an evaluation on how to turn the market upset unto earning opportunity.