We are all born charming, frank, and spontaneous and must be civilized before we are fit to participate in society.

Judith Martin (b. 1938) American author, journalist, etiquette expert [a.k.a. Miss Manners]

“Miss Manners,” syndicated column (1978-04-23)
    (Source)

Reprinted in Miss Manners' Guide to Excruciatingly Correct Behavior, Part 2 "Basic Civilization," "Concerning Children" (1983).