You're better off with a kick-ass half than a half-assed whole.

One pattern to help yourself fight the mad dash for the mirage of being done is to think of a good day’s work. Look at the progress of the day towards the end and ask yourself: 'Have I done a good day’s work?'

Most software has a tiny essence that justifies its existence, everything after that is wants and desires mistaken for needs and necessities.

Workaholics don't actually accomplish more than nonworkaholics. They may claim to be perfectionists, but that just mean they're wasting time fixating on inconsequential details instead of moving on to the next task.

If you're not working on your best idea right now, you're doing it wrong.

Facebook has been around for seven years. It has 500 million users. If you can't figure out how to make money off half a billion people in seven years, I'm going to go out on a limb and say you're unlikely to ever do.

Planning is not just guessing, it is harmful guessing, because it is a waste of time. All the time you spend doing your five year plan you can use to worry about tomorrow.