IGNORAMUS, n. A person unacquainted with certain kinds of knowledge familiar to yourself, and having certain other kinds that you know nothing about.

RATIONAL, adj. Devoid of all delusions save those of observation, experience and reflection.

Erudition - dust shaken out of a book into an empty skull.

Heaven lies about us in our infancy and the world begins lying about us pretty soon afterward.

True, man does not know woman. But neither does woman.

ORATORY, n. A conspiracy between speech and action to cheat the understanding. A tyranny tempered by stenography.

USAGE, n. The First Person of the literary Trinity, the Second and Third being Custom and Conventionality. Imbued with a decent reverence for this Holy Triad an industrious writer may hope to produce books that will live as long as the fashion.