1.
Mission accomplished without a new mission kills organizations. Once you achieve the goal, you must set another inspiring one or the institution will optimize for self-preservation, not progress.
2.
Incentives drive outcomes ruthlessly. Cost-plus contracts reward bloat. Fixed-price contracts reward efficiency. NASA's structure guaranteed it would spend more and deliver less over time.
3.
Normalization of deviance kills. When you survive risky decisions repeatedly, you assume you'll keep surviving them. Organizations must fight human nature's tendency to accept mounting risk as normal.