Yeah, if you have that same concept a little earnings if you can keep accumulating then it can be as decent as it is, though not all can keep that patience and be consistent deciding their positions, it's just a matter of taking your chance and have that self-will to execute the right decisions when luck shows up and give you that opportunities to take it the right time.
You can try saving up money, but for what — just to make a few big bets? In that case, you might spend a long time saving and lose it all quickly. This approach is flawed, and it’s already been discussed. The bigger the bet, the harder it is to deal with the consequences of losing, and large bets can quickly wipe out your entire deposit. Luck won’t help if you’re betting too much.