# Second System Effect #adage > [!quote] [Wikipedia](https://en.wikipedia.org/wiki/Second-system_effect) > When one is designing the successor to a relatively small, elegant, and successful system, there is a tendency to become grandiose in one's success and design an elephantine feature-laden monstrosity. # Brook's Law #adage > [!quote] [Wikipedia](https://en.wikipedia.org/wiki/Brooks%27s_law) > adding manpower to a software project that is behind schedule delays it even longer.