To believe with certainty we must begin with doubting.

Have the courage to face a difficulty lest it kick you harder than you bargain for.

To believe with certainty we must begin with doubting.

Some people, especially those on restricted budgets, want certainty. They want to know how much they'll be spending each month. Others don't mind; they'll play the market. We're only three or four years into deregulation in Texas. It's a 10- or 15-year process.

Science when well digested is nothing but good sense and reason.

To believe with certainty we must begin with doubting.