If we want to be successful, we must have knowledge and we must learn it. Experience is also the main key for us to have expertise in achieving success. That's why in investment and trading, both knowledge and experience are needed.
Yes, some of what you mentioned are indeed very influential on our activities in the crypto space, both trading and investing for the long term. And even though we have chosen a top coin like ETH, if we do not have sufficient knowledge, then we may not be able to get optimal profits, or even vice versa, experience panic selling when the price is dropping or correcting, and finally sell the ETH at a much lower price because of fear of market correction. And this is what often happens, wherever, in whatever realm, knowledge and science are very much needed so that we understand what we will do next.