The key to success is emotional stability.
I don't like what's going on with the executive compensation.
Continually challenge and be willing to amend your best loved ideas.
There's no use running if you're on the wrong road.
What could be more advantageous in an intellectual contest - whether it be chess, bridge, or stock selection - than to have opponents who have been taught that thinking is a waste of energy?
The big question about how people behave is whether they've got an Inner Scorecard or an Outer Scorecard. It helps if you can be satisfied with an Inner Scorecard.