One of my favorite bits from the book Art and Fear (by David Bayles and Ted Orla...

One of my favorite bits from the book Art and Fear (by David Bayles and Ted Orland) is about a class of pottery students. Half the class is told that they are going to be graded on the quantity of their work (that is, the more pots they make, the better their grade), and half the class is told that they will be judged on the quality of their work.
Quality vs. quantity.
Simple, right?
And it is simple, because it turns out that the students who ended up making the best pieces were also the o...