Provided, of course, that you know there is a problem. Nothing is as easy as it looks. Everything takes longer than you think. If anything simply cannot go wrong, it will anyway. Whenever you set out to do something, something else must be done first.
Every solution breeds new problems.
The legibility of a copy is inversely proportional to its importance. Matter will be damaged in direct proportion to its value You cannot successfully determine beforehand which side of the bread to butter. The chance of the buttered side of the bread falling face down is directly proportional to the cost of the carpet. The chance of the bread falling with the buttered side down is directly proportional to the cost of the carpet. The greater the value of the rug, the greater the probability that the cat will throw up on it.