If you believe in the potential of Bitcoin and appreciate the advice of experts, you should not be too worried when the price of Bitcoin down but the fun again right. At reduced prices you can use cash to buy more at cheaper rates. when each Bitcoin increase too much or too deep, it is not too worried. Because I knows the potential of Bitcoin is how big. How about you? Please comment below and do not forget to share the article if it is useful.
BTC BTC BTC 
Yes, Bitcoins potential is undeniably high. From the past few years Bitcoin never fails to increase gradualy in each and every year, from 2009 til 2017 where Bitcoin had a sudden surge of increase that go beyond the speculated price. Right now we're in a deep decrease of price, but then again just like the OP said, one can never be worried specialy when you learn mistakes from the past. Once again the opportunity has arrive, perfect time to buy, and dont miss another great ride.