Emotions can override any level of intelligence. A genius who loses control over their emotions can be a financial disaster. Ordinary folks with no financial education can be wealthy if they just have a handful of behavioral skills that have nothing to do with formal measures of intelligence. Comedians are the only good thoughtless. The luckier you are, the nicer you should be.
There are only a handful of financial rules, ideas, and observations that really move the needle -- and explain the majority of what you need to know to do better with your money.
I could have narrowed this down to 10, but I had fun with this thought experiment, so here are my top 30 rules of the money game.