"The start of Home Depot sounds like the beginning of a bad joke: Two Jews and an Italian decide to build a new kind of hardware store... In 1978, Bernie Marcus's livelihood depended on just such a scenario. Having been fired at the age of forty-nine, he teamed up with Arthur Blank and Ken Langone on a bold new endeavor. Their first day in business was so disastrous that the next morning, Marcus's wife wouldn't let him shave because she didn't want...