“Every day I get up and look through the Forbes list of the richest people in America. If I'm not there, I go to work.”

“Business is a combination of war and sport.”

“When I started my last business, I didn't receive a paycheck for 13 months. The average person can't handle that pressure.”

“Nothing is so intolerable to man as being fully at rest, without a passion, without business, without entertainment, without care.”

“Ask five economists and you'll get five different answers - six if one went to Harvard.”

“The business of art is to reveal the relation between man and his environment.”

“Business can be a source of progressive change.”

“Suits are looked at more now as a business thing which is kind of a shame. If you're not wearing it just for work, you should try and trick it up a bit.”

“Billions are wasted on ineffective philanthropy. Philanthropy is decades behind business in applying rigorous thinking to the use of money.”