Risk comes from not knowing what you're doing - Warren Buffett

When “dumb” money acknowledges its limitations, it ceases to be dumb.

Temperament is also important. Independent thinking, emotional stability, and a keen understanding of both human and institutional behavior is vital to long-term investment success. I’ve seen a lot of very smart people who have lacked these virtues.

The bedrock challenge for directors, nevertheless, remains constant: Find and retain a talented CEO — possessing integrity, for sure — who will be devoted to the company for his/her business lifetime. Often, that task is hard. When directors get it right, though, they need to do little else. But when they mess it up, . . . . . .