Effective leaders often have to act even when they don’t understand all possible factors - Gerald M. Weinberg

why is it so hard for developers to submit their work for review by others or to try to improve their own skills by reviewing the work of others? Curiously, superior developers tend to find value with walkthrough and inspection processes while the merely clever do not. So, as always, the good get better and the bad get worse.

Good testing involves balancing the need to mitigate risk against the risk of trying to gather too much information.

Fisher's Fundamental Theorem states — in terms appropriate to the present context — that the better adapted a system is to a particular environment, the less adaptable it is to new environments.