I'm not saying that luck is not important. But in my understanding, on one luck, you will not go far. Lucky 1-2 times just like that, and then it turned out that the person lost everything.
The first: what is received with difficulty, is more appreciated. 2: persisting and trying, a person develops and self-educated.
There is such a thing as non-random luck. It's like in football, when a sportsman trains for weeks and years. And when a good moment falls, he very successfully beats on target. Goal! Because good luck is based on work and experience.
That such a success should be. And not the one where 40 projects have swung, maybe in one will bring