The hole in a donut and the hole in a toilet seat are made of
exactly the same material. However, you will not sell many donuts by
advertising this fact.
If you choose to represent the various parts in life by holes upon
a table of different shapes,--some circular, some triangular, some
square, some oblong,--and the persons acting these parts by bits of
wood of similar shapes, we shall generally find that the triangular
person has got into the square hole, the oblong into the triangular,
and a square person has squeezed himself into the round hole....