Buffett does enjoy being a billionaire, but in offbeat ways. As he put it, though money cannot change your health or how many people love you, it lets you be in ‘more interesting environments.

Buffett’s uncommon urge to chronicle made him a unique character in American life, not only a great capitalist but the Great Explainer of American capitalism. He taught a generation how to think about business, and...

The modern spirit is a hesitant one. Spontaneity has given way to cautious legalisms, and the age of heroes has been superseded by a cult of specialization. We have no more giants; only obedient ants.

Imagine the big rating agencies as three competitive saloons standing side by side, with each free to set its own drinking age. Before long, nine-year-olds would be downing bourbon