if you are a holder yes, you have to be patient and not care about volatility
Investors must care the volatility. If there is no volatility, investors can't get big profits.

But investors may not really care about the temporary price changes. They keep holding as long as it doesn't reach the target.
if you are a trader and you are good, volatility is a playground for you, the best time to make a lot of money
Volatility is needed. Even, traders expect a fast change in the price. If it can raise quickly, traders can get fast profits.
There is no price change if there is no volatility in crypto prices.
clearly if you are not expert you will only lose money
At least, we must have sufficient knowledge and understand the basic things of investment or trading. In this way, we don't easily lose money because we understand how to invest or trade in a proper way.