Unhappiness is best described as the difference between our talents and our expectations.

To be successful you have to be lucky, or a little mad, or very talented, or to find yourself in a rapid-growth field.

Many highly intelligent people are poor thinkers. Many people of average intelligence are skilled thinkers. The power of a car is separate from the way the car is driven.

Unhappiness is best defined as the difference between our talents and our expectations.