In the end, it is impossible to have a great life unless it is a meaningful life. And it is very difficult to have a meaningful life without meaningful work. Perhaps, then you might gain that great tranquility that comes from knowing that you've had a hand in creating something of intrinsic excellence that makes a contribution. Indeed, you might even gain that deepest of all satisfactions: knowing that your short time on this earth has been well spent, and that it mattered.

Discipline is consistency of action.

The challenge is not just to build a company that can endure; but to build one that is worthy of enduring.

Mediocrity results first and foremost from management failure, not technological failure.

Those who build and perpetuate mediocrity...are motivated more by the fear of being left behind.

Just because a company falls doesn't invalidate what we can learn by studying that company when it was at its historical best.

You need self-control in an out-of-control world.