My favorite:

Hold individuals accountable

D.R.I. -- Directly Responsible Individual, is a key phrase at Apple. What it means is that for every product, or feature, there is someone that can be held responsible for its success or failure. Apple doesn't have committees, and in the book Steve Jobs is quoted as saying, "At Apple you can find out exactly who is responsible." There is no room for excuses. If you're leading a team, you better do your job.

Everything important has a DRI.

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