You can try to avoid mistakes, but never be afraid of making one and neither should you be afraid of failure.
The fear of what will happen might be a limitation.
Cryptocurrency sometimes can be very complex and funny, most especially when you find yourself in a situation you have never been exposed to.
When the market is all good, mistakes are not easily detected, but when the situation of the market seems to be on a negative side, then fear sets in and sometimes, we become afraid of what may likely happen if we take a step further, to do what we have never been exposed to.
Even if you eventually fail, it is a stepping stone to become become better and achieving greater success.
in trade, the fear of making a mistake competes very much with a sense of greed, and with a reasonable calculation.
but I agree with you that every mistake is an experience, and experience gradually helps to avoid the simplest mistakes.
so without errors there is no truth and profit)