Authors:

Whatever an author puts between the two covers of his book is public property; whatever of himself he does not put there is his private property, as much as if he had never written a word.

Preface to "Country Living and Country Thinking". "Bartlett's Familiar Quotations, 10th edition", 1919.
Whatever an author puts between the two covers of his book is public property; whatever of himself he does not put there is his private property, as much as if he had never written a word.