Necessary but Not Sufficient: A Theory of Constraints Business Novel

"For example, twenty years ago I didn't regard typewriters as a limitation. Not at all.

Too much money is wasted on changes that make the new software look like the previous version.

Critical Chain software."

It's not like investing in a new company or like investing in a building or a machine. You put out so much money and what do you have in your hands? Nothing you can resell, nothing you can offer as collateral.

"One guy by the tie."

If we don't also change the rules we can be assured that we will not realize the full benefits."

"Just think what would happen if we could achieve bottom line results early in the implementation. How much easier it would be to handle the project!"

our habits and measurements recognize and accommodate the existence of a given limitation."

new technology will bring benefits, when, and only when, it surpasses an existing limitation.