7 things rich people never say, according to a nearly 20-year-old personal-finance classic

One big difference between rich people and average people is what happens between the ears. "Being a product of two strong dads allowed me the luxury of observing the effects different thoughts have on one's life," Robert Kiyosaki writes in the personal finance classic, "Rich Dad Poor Dad." The two dads he refers to are his real father — his "poor dad," who struggled financially his whole life and died with bills to pay — and the father of his best friend — his "rich dad," who started wit...