The metaphor of the king as the shepherd of his people goes back to ancient Egypt. Perhaps the use of this particular convention is due to the fact that, being stupid, affectionate, gregarious, and easily stampeded, the societies formed by sheep are most like human ones.

Popular art is normally decried as vulgar by the cultivated people of its time; then it loses favor with its original audience as a new generation grows up; then it begins to merge into the softer lighting of ''quaint,'' and cultivated people become interested in it, and finally it begins to take on the archaic dignity of the primitive.

It is the duty of a good shepherd to shear his sheep, not to skin them.

Americans like to make money; Canadians like to audit it. I know no other country where accountants have a higher social and moral status.

The human being is not the lord of beings, but the shepherd of Being.

We cannot fathom technology that is unknown to us, and we seldom consider things that seem impossible to us.