I put 80% of my money in the S&P after a billionaire investor told me not to

The gist

1. Research suggests 45% of your investing and savings patterns are genetic, but the other 55% can be shaped by pre-commitment and feedback loops.
2. Your business and money problems often mirror your personality traits, so fixing behavior matters more than reading another finance book.
3. Parr says he commits to an 8% annual return target over decades and ignores short-term warnings, even from billionaire investors.
4. The big startup opportunity shifts every 5 to 10 years, and the next wave tends to look unfamiliar or counterintuitive right now.