“The most valuable of all capital is that invested in human beings”

“Invest in human capital and enhance human development.”

“Invest in building a happy life. Create a portfolio of memories. Those are the most valuable assets. They’re priceless investments. And they’ll never go down in value.”

“The most durable thing in writing is style, and style is the single most valuable investment a writer can make with his time.”

“...capitalism satisfied the Christian demand for an institution that channels selfish human desire toward the betterment of society. Some critics accuse capitalism of being a selfish system, but the selfishness is not in capitalism - it is in human nature.”

“The selective voluntary blindness of human beings allows them to ignore the moral consequences of their choices. It has been one of the species' most valuable traits, in terms of the survival of any particular human community.”