I have made a lot of mistakes since I joined the cryptocurrency, but I don't regret it, it is because of these mistakes. I have a deeper understanding of cryptocurrencies.
As they say: "learn from mistakes", it is best to learn from other people's mistakes, but you can not to escape from yours own mistakes and only they accumulate our experience.
It is necessary to learn not only on our own but also on other people's mistakes. Imagine how much experience you can learn if you study other people's mistakes and take them for your own.