The Ninety-Ninety Rule of Project Schedules - the first ninety percent of the task takes ninety percent of the time, and the last ten percent takes the other ninety percent.
Quote by Arthur Bloch
Arthur Bloch Quotes
Friends come and go but enemies accumulate.
Every clarification breeds new questions.
Don't force it, get a bigger hammer.
The compromise will always be more expensive than either of the suggestions it is compromising.
Every solution breeds new problems.
If your project doesn't work, look for the part that you didn't think was important.
A conclusion is the place where you get tired of thinking.
A failure will not appear until a unit has passed final inspection.
If you improve or tinker with something long enough, eventually it will break or malfunction.
Enough research will tend to support your conclusions.