Tim Cook visited his alma mater, the Fuqua School of Business, this week and revealed why he decided to take the job at Apple in 1998, what ethics means to him, what to look for in people, writing your own rules, and who his biggest inspiration has been.Related StoriesApple ordered to pay out the €5 million it's collected in copying levies in FranceWhy Apple was bad for the environment (and why that's changing)