Empty-handed, we drove up to the ranch manager's house to reconvene with the others for our lesson in field dressing.

WSJ: Going the Whole Hog at a Hunting School

O'Day attempted to give me a brief lesson on the Solowheel at Citi Field.

WSJ: Darren O'Day: Here Comes the One-Wheel Reliever

When he arrived in Hollywood in the early 1980s, Marshall Field's department store heir Frederick (Ted) Field, now 49, learned a valuable lesson from the natives: Use other peoples' money.

FORBES: Field of Dreams

The second lesson is that we must have a level playing field in international trade.

WSJ: Mitt Romney: What I Learned at Bain Capital

He taught our readers a priceless lesson: If you want to be a innovator, look for ideas outside your own playing field.

FORBES: Bill Walsh, Maverick Football Coach