Luck is only part of it and it is true that one of the important factors is disciplined research and risk management as well as how to conduct technical and fundamental analysis to determine where the price will go.
Market trends are constantly changing and as a trader you have to know how the market will move.
It will not be fully known, but there are many signs that will occur if we observe carefully.
Exactly, luck is like a blessing that if we get it, we enjoy it, but we cannot guarantee that it will be there in every decision and trading action of ours every time, because luck cannot be controlled.
while our various efforts, preparations, understanding, discipline, and management skills, that's what we can get, prepare, and establish, so that we can create greater opportunities to get more significant and sustainable gains.