Software is like entropy. It is difficult to grasp, weighs nothing, and obeys the second law of thermodynamics; i.e. it always increases.

One of the most feared expressions in modern times is 'The computer is down.'

It is very expensive to achieve high unreliability. It is not uncommon to increase the cost of an item by a factor of ten for each factor of ten degradation accomplished.

Law Number XXIV: The only thing more costly than stretching the schedule of an established project is accelerating it, which is itself the most costly action known to man.

Simple systems are not feasible because they require infinite testing.

It's easy to get a loan unless you need it.

Motivation will almost always beat mere talent.