But actually theory is very practical. Gravity is a theory, for example. It allows you to predict that if you step off a cliff you will fall; you don't have to collect data on that.
Clayton ChristensenIf the theory accurately predicts what they [scientists] see, it confirms that it's a good theory. If they see something that the theory didn't lead them to believe, that's what Thomas Kuhn calls an anomaly. The anomaly requires a revised theory - and you just keep going through the cycle, making a better theory.
Clayton ChristensenThis is one of the innovatorโs dilemmas: Blindly following the maxim that good managers should keep close to their customers can sometimes be a fatal mistake.
Clayton ChristensenWe decided that humility was defined not by self-deprecating behavior or attitudes but by the esteem with which you regard others... Generally, you can be humble only if you feel really good about yourself - and you want to help those around you feel really good about themselves, too.
Clayton Christensen