Let's face it. People, who get rich fast are the minority.
Yes, you can pick a promising stock and retire a few years later, and you can start a business and become extremely successful. However, most people who randomly pick stocks lose money in the long run and most startups fail. 90 or so per cent do so in the first year.
There are chain-smokers who live to be 90, yet it would sound silly to suggest smoking as a means to extend one's lifetime.