Erroneous assumptions can be disastrous.

The most probable assumption is that no currently working 'business theory' will be valid 10 years hence.

No financial man will ever understand business because financial people think a company makes money. A company makes shoes, and no financial man understands that. They think money is real. Shoes are real.

The great challenge to management today is to make productive the tremendous new resource, the knowledge worker. This, rather than the productivity of the manual worker, is the key to economic growth and economic performance in today's society.

The paradox of the prophet: his very success is his failure. The prophet whose time has come no longer shocks; he entertains.

Today knowledge has power. It controls access to opportunity and advancement.

Efficiency is doing better what is already being done.