Anything worth doing has a failure rate around 95% or higher.
Want to start a business that is really successful? Probably much closer to 99% failure rate.
Want to write a great novel? diddo. Want to write a bad novel?
Become a military/commercial pilot? Probably less than 3 or 4% reach the commercial license...
Run for political office?
Become a board certified medical doctor in independent practice?
Get a job as a trader at a hedge fund? forgetaboutit....
Become a tenured professor at a 'good' university?
100 pounds overweight? The odds are that if you lose your weight you will regain it. So, it has less to do with money and financial success, it has to do with any change from yesterday.
Learn a new language? Play a musical instrument?
If you stay in the 'sucky/safe' middle of be bell curve you can be sure of a reasonably nice life. However, if you want to do anything outside the 'roadkill' center expect high odds against you. It is validation that you are on the right track. Humans suck at change of any kind. It amazes me how far we have come in the past 30,000 years....
"As long as you are alive, you get to pick your hell."
ramora