The most important thing in communication is hearing what isn't said.

If a manager spends more than 10 percent of his time on "human relations" the group is probably too large.

Strategic management is not a box of tricks or a bundle of techniques. It is analytical thinking and commitment of resources to action. But quantification alone is not planning. Some of the most important issues in strategic management cannot be quantified at all.

Leadership is an achievement of trust.

The more successful the unit, the more difficult it is to make sure that the large company doesn't put the same expectations on it as it does for the rest of the company. When it's a new venture, whether it's outside or inside the business, it's a child. And you don't put a 40-pound pack on a 6-year-old's back when you take her hiking.

The first step toward making the worker achieving is to make work productive.

Never underrate the boss! The boss may look illiterate. He may look stupid. But there is no risk at all in overrating a boss. If you underrate him he will bitterly resent it or impute to you the deficiency in brains and knowledge you imputed to him.