The most promising thing is hard work and honesty. Basically, you won't lose too badly.
Can any analyst or expert accurately know the next trend of stocks, futures and gold? Obviously, the answer is no. Because if there is such a person, then everyone can imagine with their toes who is the next richest person in the world. Moreover, stocks, futures, etc. Will disappear because of this person's existence, and Wall Street will close down. He will have the wealth of the world, because he is already a god.