Your success eV is opportunities x success-rate.
Out of the gate, hard work improves success rates, but not the count of opportunities.
Connections improve opportunities, it doesn't do shit for success-rate.
Luck does for both sides of the mix.
As a startup founder in my 40s, the entire VP/SVP level in silicon valley is people one or two hops away for an intro, though admittedly a lot of the first hop there is through the other founders.
The original paper about importance of weak ties is under appreciated, because people you work with tend to go on to better & bigger things - especially in the beginning of your career, if you are a nice person.
Veritasium put out a very nice video[1] about knowing which sort of game we're playing. It is a power law game.
There are only two takeaways I had, "show up" and "get lucky". There is no winning without showing up.