The lesson we learn from trading experience and articles we read are quite different, though the lesson from both are very important in trading but the mistakes of some beginners, they get much confidence in trading after learning only from books.
Experience gives the best lessons to traders, which beginners should never be in haste or be so confidence to trade with big amount of money by only gaining knowledge from reading books about trading.
As a trader it is good for us to be confident about the strategy we are using especially when it has been tested and trusted. You need to trade for a period of time before you gain experience and that's why experience traders can analyze the market and tell you what could possibly happen in the crypto market over a certain period of time. Everything is based on knowledge and experience all together. The market can move anyhow and if we have not seen such kind of reaction before, we could be surprised to make wrong decisions without knowing until we see the results. Every new traders need to work with experienced traders so that they can understand more about the market without depending on little understanding about the market.