I think that luck does not exist, the more in a sphere such as cryptoeconomics. In order to enter a profitable project, you need to analyze all the risks, and then again analyze everything.
Well, in crypto world luck alone is not enough. You're right you have to do research,study and analyze everything. This the key factors to succeed in crypto plus you also need to be patience and make the right decision in the right time. All of that factors plus luck it leads to a great profit.