One of my favourite memes of all time and mandatory literature for people who wish to get started in investing or day trading in crypto:
https://www.youtube.com/watch?v=KV5QlSgq7lg&ab_channel=Bizonacci
While this video is about ETH, it does an excellent job describing the volatility aspect of bitcoin. In this video, a curious investor decides to get started in investing but is immediately met with what ever investor has done at least once in their lives. Reacting to the market based on emotions. The age old concept of buying HIGH and selling low. It also highlights the unpredictability of the market and the anonymity of large-scale bitcoin holders.