Good, Fast, Cheap: Pick any two (you can't have all three).
Far too many people believe that if you have something that's not two of these that the third follows, specifically if you have Not-Fast and Not-Cheap it follows it must therefore be Good. It's quite possible to be Bad, Slow, Expensive. Indeed it's often likely to be that.
There's also a belief that you can't have three of
# Good enough, Fast enough, Cheap enough: Pick any two (you can't have all three).
With more time and more money you can usually make things better, but you can also make things worse. The question in business is does it meet the need. Does doubling the budget also double the business value.
Fundamentally I dislike this absolute, and indeed the next claim
Comments
Far too many people believe that if you have something that's not two of these that the third follows, specifically if you have Not-Fast and Not-Cheap it follows it must therefore be Good. It's quite possible to be Bad, Slow, Expensive. Indeed it's often likely to be that.
There's also a belief that you can't have three of
# Good enough, Fast enough, Cheap enough: Pick any two (you can't have all three).
With more time and more money you can usually make things better, but you can also make things worse. The question in business is does it meet the need. Does doubling the budget also double the business value.
Fundamentally I dislike this absolute, and indeed the next claim
Is bang on