Profit is not the explanation, cause, or rationale of business behavior and business decisions, but the test of their validity.

Every organization has to prepare for the abandonment of everything it does.

Strong people have strong weaknesses.

All companies are service companies; some also manufacture products.

Management must take the lead in making obsolete its own products and services rather than waiting for a competitor to do so.

If something fails despite being carefully planned, carefully designed, and conscientiously executed, that failure often bespeaks underlying change and, with it, opportunity.

As to the idea that advertising motivates people, remember the Edsel.