How to get wealthy - 14 Things Wealthy People Did to Get Ahead
Only make investments you can explain to your kids.
(No, "Because Elon Musk is awesome!" doesn't count.) As Warren Buffett says, "The business schools reward difficult complex behavior more than simple behavior, but simple behavior is more effective." That's also true where analyzing investments is concerned. Like a unique selling proposition (USP), if you can't explain it in a sentence or two, you haven't figured it out.