Susan Sontag
Susan Sontag (ˈsɒntɑːɡ; January 16, 1933 – December 28, 2004) was an American author, literary theorist, feminist and political activist whose works include On Photography
On Photography
On Photography is a 1977 collection of essays by Susan Sontag. It originally appeared as a series of essays in the New York Review of Books between 1973 and 1977.-Contents:...

 and Against Interpretation
Against Interpretation
Against Interpretation and Other Essays is a collection of essays by Susan Sontag which was published in 1966. It includes some of Sontag's best-known works, including "On Style", "Notes on 'Camp'", and the titular essay "Against Interpretation"...

Sontag, born Susan Rosenblatt, was born in New York City
New York City
New York is the most populous city in the United States and the center of the New York Metropolitan Area, one of the most populous metropolitan areas in the world. New York exerts a significant impact upon global commerce, finance, media, art, fashion, research, technology, education, and...

 to Jack Rosenblatt and Mildred Jacobsen, both Jewish. Her father managed a fur trading business in China, where he died of tuberculosis
Tuberculosis, MTB, or TB is a common, and in many cases lethal, infectious disease caused by various strains of mycobacteria, usually Mycobacterium tuberculosis. Tuberculosis usually attacks the lungs but can also affect other parts of the body...

 when Susan was five years old. Seven years later, her mother married Nathan Sontag.

The need for truth is not constant; no more than is the need for repose. An idea which is a distortion may have a greater intellectual thrust than the truth; it may better serve the needs of the spirit, which vary. The truth is balance, but the opposite of truth, which is unbalance, may not be a lie.

Review of Selected Essays by Simone Weil, The New York Review of Books (1963-02-01)

The truth is always something that is told, not something that is known. If there were no speaking or writing, there would be no truth about anything. There would only be what is.

The Benefactor (1963), Ch. 1, p. 1, Farrar, Straus and Giroux ISBN 0-312-42012-9

Illness is the night-side of life, a more onerous citizenship. Everyone who is born holds dual citizenship, in the kingdom of the well and in the kingdom of the sick. Although we all prefer to use only the good passport, sooner or later each of us is obliged, at least for a spell, to identify ourselves as citizens of that other place.

Illness As Metaphor (1978), foreword, p. 3, Farrar, Straus and Giroux ISBN 0-374-52073-9